34819

Properties

Appears in sequences

• Number of polyominoes with n cells that tile the plane by translation but not by 180-degree rotation (Conway criterion).at n=18A075199
• Expansion of 1/(1-x/(1-2x/(1-4x/(1-6x/(1-8x/(1-.... (continued fraction).at n=6A168441
• Primes of the form 10n^2 + 9.at n=11A201711
• Numbers n such that (13^n + 4^n)/17 is prime.at n=7A213176
• The n-th prime with n 0-bits in its binary expansion.at n=11A236695
• a(n) = 12*n^4 + 16*n^3 + 10*n^2 + 4*n + 1.at n=7A272124
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 557", based on the 5-celled von Neumann neighborhood.at n=31A272926
• Partial sums of A037276.at n=39A287883
• a(n) = n*A340339(n)+b, where b = 1 if n is even or 2 if n is odd.at n=36A340340
• Value of prime number D for incrementally largest values of minimal x satisfying the equation x^2 - D*y^2 = 6.at n=24A341087
• Primes that can be constructed by concatenating two squares >= 4.at n=28A345314
• Slowest increasing sequence of primes such that a(n - 1) + a(n) and a(n - 1)^2 + a(n)^2 are both semiprimes, with a(1)=2.at n=23A365050
• Prime numbersat n=3717