33147
domain: N
Appears in sequences
- Numbers k such that 199*2^k-1 is prime.at n=41A050851
- Triangle T(n,k)read by rows given by [3,1,3,1,3,1,3,1,3,1,3,1,...] DELTA [1,0,0,0,0,0,0,0,...] where DELTA is the operator defined in A084938.at n=30A133366
- Triangle read by rows: T(n,k) (n >= 5, 4 <= k <= n-1) = number of lattice 3-polytopes of width larger than 1, size n, and k vertices.at n=33A319958
- Number of compositions of n with distinct first quotients.at n=20A342529