591261
domain: N
Appears in sequences
- a(n) = binomial(n+6,6)*(2n+7)/7.at n=17A050486
- T(2n+5,n), array T as in A055794.at n=17A055798
- Number of walks of length n between two nodes at distance 2 in the cycle graph C_9.at n=21A095367
- Convolution square of A058187, the tetrahedral series with repeats.at n=34A178440
- Expansion of 1/((1 - x)^9 - x^9).at n=15A306939