55104
domain: N
Appears in sequences
- Number of 8-step self-avoiding walks on an n X n square summed over all starting positions.at n=7A188153
- Integers k such that numerator and denominator of sigma(k)/k are both prime.at n=14A247086
- Number of positive divisors of hyperfactorial(n).at n=9A260146
- a(n) = 288*n^2 - 96*n (n>=1).at n=13A305073
- E.g.f. satisfies A(x)^A(x) = 1/(1 - x * A(x))^(log(1 - x * A(x))^2).at n=7A357093
- Primitive terms in A066192: number k such that k is a term of A066192 and k/2 is not.at n=19A383428