30926
domain: N
Appears in sequences
- Number of 4-connected simplicial polyhedra with n nodes.at n=13A007021
- [ sqrt(3/2)^n ].at n=51A014215
- Numbers k such that 5*3^k + 2 is prime.at n=39A058590
- Central element of a series of 5 successive nonsquarefree numbers.at n=20A188296
- First differences of (provable) Sierpiński numbers (A076336).at n=8A270971
- Irregular triangle read by rows: T(n,m) = number of lattice paths of type B^Q terminating at point (n, m).at n=59A291087
- Numbers k such that sigma(k) = psi(k) + 2 * tau(k).at n=40A387962