52776

Appears in sequences

• Numbers k such that 91*2^k+1 is prime.at n=9A032395
• Number of partitions of n the largest part of which, call it m, appears once, m-1 appears at most twice, m-2 appears at most thrice, etc.at n=44A244393
• Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 435", based on the 5-celled von Neumann neighborhood.at n=7A272150
• Let p = n-th prime == 3 mod 8; a(n) = sum of quadratic residues mod p that are < p/2.at n=41A282721
• Numbers k such that Bernoulli number B_{k} has denominator 140100870.at n=6A295599
• The number of grains of sand in the identity element for the 3D sandpile group on an n X n X n cubic grid.at n=23A351379