611569
domain: N
Appears in sequences
- a(n) = n^2*(16*n^4-20*n^2+7)/3.at n=6A002594
- Expansion of 1/(1-x^2-2*x^3).at n=34A052947
- Expansion of (1-x)/((1-x)^2 - 4*x^3).at n=17A097117
- Expansion of (1 + x)^2 / ((1 - x^2 - 2*x^3)*(1 + x^4)).at n=32A107849
- Expansion of x^2/(1-x^2-2*x^3).at n=36A159287
- Diagonal sums of the Riordan array (1-4*x+4*x^2, x*(1-2*x)) (A167431).at n=30A167434
- Recurrence a(n) = a(n-2) + n^M for M=5, starting with a(0)=0, a(1)=1.at n=13A231304
- Number of connected dominating sets in the 2n-crossed prism graph.at n=4A287430