87379
domain: N
Appears in sequences
- Number of mixed Husimi trees with n nodes; or polygonal cacti with bridges.at n=13A000083
- Numerators of coefficients of the formal power series a(x) such that a(a(x)) = exp(x) - 1.at n=11A052104
- a(n) = n^2 concatenated with reverse(n^2) divided by 11.at n=31A084009
- First differences of A135351.at n=20A155980
- a(n) = (2*2^n+7*(-1)^n)/3.at n=17A171382
- Numbers k such that 399*2^k+1 is prime.at n=42A323044