78815
domain: N
Appears in sequences
- a(n) = floor(7^n/2^n).at n=9A094970
- Number of zero-sum -3..3 arrays of n elements with first through fourth differences also in -3..3.at n=13A201434
- a(n) is the number of configurations of n indistinguishable pairs placed on the vertices of the ladder graph P_2 X P_n such that all but 4 such pairs are joined by an edge.at n=8A318269
- Triangle read by rows giving the number of configurations of n indistinguishable pairs placed on the vertices of the ladder graph P_2 X P_n such that exactly k such pairs are joined by an edge.at n=40A325753