32941

Properties

Appears in sequences

• Denominators of continued fraction convergents to sqrt(230).at n=4A041429
• Denominators of continued fraction convergents to sqrt(920).at n=4A042779
• Primes of the form p^2 + p - 1 when p is prime.at n=17A053185
• a(n) = floor(7^7/n).at n=24A057069
• Primes which remain prime after one and after two applications of the rotate-and-add operation of A086002.at n=29A086003
• a(n) = A000040(A096480(n)).at n=27A096481
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (-1, 1, 1), (0, -1, 0), (0, 0, -1), (1, 0, 1)}.at n=9A149335
• Primes of the form 1 + prime(k) + (prime(k+1))^2, any k.at n=7A165613
• Number of 0..4 arrays x(0..n-1) of n elements with each no smaller than the sum of its three previous neighbors modulo 5.at n=8A200664
• Smallest prime p such that p - 2^e is also prime in exactly n cases for nonnegative integers e.at n=7A244917
• Smallest prime p such that p - 2^e is also prime power (A053810) in exactly n cases for nonnegative integers e.at n=7A248412
• Primes of the form n^2 + phi(n).at n=27A264771
• Centered 18-gonal (or octadecagonal) primes.at n=24A264825
• Primes that can be generated by the concatenation in base 3, in ascending order, of two consecutive integers read in base 10.at n=41A287300
• Numbers k such that (151*10^k - 7)/9 is prime.at n=20A289535
• Partial sums of A299258.at n=34A299264
• Number of conjugacy classes for a non-abelian group of order p^3, where p is prime: a(n) = p^2 + p - 1 where p = prime(n).at n=41A319597
• Emirps p such that (p*q) mod (p+q) is also an emirp, where q is the digit reversal of p.at n=39A355651
• Primes k such that the concatenation of (b, k, b) and (k, b, k) are both prime, where b is the binary representation of k.at n=10A389801
• Prime numbersat n=3531