23512

Appears in sequences

• Number of 3-step knight's tours on an (n+2) X (n+2) board summed over all starting positions.at n=20A186852
• Fundamental discriminants of real quadratic number fields with class number 9.at n=25A218159
• Numbers n such that A182134(n) = 3, i.e., there exist only three primes p with prime(n) < p < prime(n)^(1 + 1/n).at n=46A246781
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 483", based on the 5-celled von Neumann neighborhood.at n=31A267829
• Matula-Goebel numbers of rooted trees in which all positive outdegrees are the same.at n=48A298424
• Numbers k such that 427*2^k+1 is prime.at n=34A323114