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There is a page named "Jacobsthal prime" on Wikipedia
- (sequence A001045 in the OEIS) A Jacobsthal prime is a Jacobsthal number that is also prime. The first Jacobsthal primes are: 3, 5, 11, 43, 683, 2731, 43691...4 KB (630 words) - 19:17, 22 October 2023
- A prime number (or a prime) is a natural number greater than 1 that is not a product of two smaller natural numbers. A natural number greater than 1 that...116 KB (14,108 words) - 23:59, 15 August 2024
- 17 (number) (category Pages using infobox number with prime parameter)Fermat prime, as it is of the form 2 2 n + 1 {\displaystyle 2^{2^{n}}+1} with n = 2 {\displaystyle n=2} . On the other hand, the seventeenth Jacobsthal–Lucas...17 KB (2,219 words) - 18:29, 26 August 2024
- 2,796,203 = Wagstaff prime, Jacobsthal prime 2,825,761 = 16812 = 414 2,890,625 = 1-automorphic number 2,922,509 = Markov prime 2,985,984 = 17282 = 1443...27 KB (3,695 words) - 13:33, 27 August 2024
- = number of reduced trees with 38 nodes 715,827,883 = Wagstaff prime, Jacobsthal prime 725,594,112 = number of primitive polynomials of degree 36 over...17 KB (2,443 words) - 21:34, 20 August 2024
- mathematics, Jacobsthal sums are finite sums of Legendre symbols related to Gauss sums. They were introduced by Jacobsthal (1907). The Jacobsthal sum is given...1 KB (139 words) - 18:34, 23 November 2022
- 2000 (number) (section Prime numbers)2731 – the only Wagstaff prime with four digits, Jacobsthal prime 2736 – octahedral number 2741 – Sophie Germain prime, 400th prime number 2744 = 143, palindromic...32 KB (4,571 words) - 12:49, 22 August 2024
- In mathematics, a Mersenne prime is a prime number that is one less than a power of two. That is, it is a prime number of the form Mn = 2n − 1 for some...71 KB (6,416 words) - 17:00, 19 August 2024
- Paley construction (redirect from Jacobsthal matrix)Hence χ(0) = 0, χ(1) = χ(2) = χ(4) = 1, and χ(3) = χ(5) = χ(6) = −1. The Jacobsthal matrix Q for GF(q) is the q × q matrix with rows and columns indexed by...8 KB (1,496 words) - 11:19, 30 July 2024
- Lucky number (redirect from Lucky prime)This sieve is similar to the Sieve of Eratosthenes that generates the primes, but it eliminates numbers based on their position in the remaining set...8 KB (787 words) - 17:18, 13 July 2024
- Erich Jacobsthal (16 October 1882, Berlin – 6 February 1965, Überlingen) was a German mathematician, and brother to the archaeologist Paul Jacobsthal. In...2 KB (158 words) - 10:44, 1 May 2022
- Double Mersenne number (redirect from Double mersenne prime)number that is prime is called a double Mersenne prime. Since a Mersenne number Mp can be prime only if p is prime, (see Mersenne prime for a proof), a...9 KB (995 words) - 17:15, 19 August 2024
- a prime power is a positive integer which is a positive integer power of a single prime number. For example: 7 = 71, 9 = 32 and 64 = 26 are prime powers...4 KB (596 words) - 06:16, 21 March 2024
- Semiprime (redirect from 2-almost prime)product of exactly two prime numbers. The two primes in the product may equal each other, so the semiprimes include the squares of prime numbers. Because there...6 KB (846 words) - 00:49, 23 April 2024
- 257 (number) (category Pages using infobox number with prime parameter)balanced prime, an irregular prime, a prime that is one more than a square, and a Jacobsthal–Lucas number. Four-fold 257 is 1028, which is the prime index...2 KB (338 words) - 13:04, 20 August 2024
- Highly composite number (redirect from Anti-prime number)given prime numbers pi must be precisely the first k prime numbers (2, 3, 5, ...); if not, we could replace one of the given primes by a smaller prime, and...21 KB (1,648 words) - 07:27, 3 August 2024
- Smarandache–Wellin number (redirect from Smarandache-Wellin prime)concatenating the first 128 prime numbers, through 719. The primes at the end of the concatenation in the Smarandache–Wellin primes are 2, 3, 7, 719, 1033...3 KB (327 words) - 23:33, 19 December 2022
- Ordinal arithmetic (redirect from Prime ordinal)γ, δ, and ρ such that α = βγ · δ + ρ such that 0 < δ < β and ρ < βγ. Jacobsthal showed that the only solutions of αβ = βα with α ≤ β are given by α =...36 KB (4,944 words) - 13:10, 12 July 2024
- Lucas number (redirect from Lucas prime)L5466311, with 1,142,392 decimal digits. If Ln is prime then n is 0, prime, or a power of 2. L2m is prime for m = 1, 2, 3, and 4 and no other known values...14 KB (2,593 words) - 16:52, 23 November 2023
- Perrin number (redirect from Perrin prime)0)\\8&2P(2)+3P(1)+2P(0)&P(2)-2P(1)+P(0)\end{array}}} The first fourteen prime Perrin numbers are In 1876 the sequence and its equation were initially...23 KB (3,565 words) - 01:09, 26 June 2024
- italiane (Milan, 1881); Mely, La Céramique italienne (Paris, 1884); J. E. Jacobsthal, Süd-italienische Fliesen (Berlin, 1886); Bertolotti, Figulini, fonditori