64952

Appears in sequences

• Coordination sequence for lattice D*_4 (with edges defined by l_1 norm = 1).at n=23A035471
• Number of -n..n arrays x(0..3) of 4 elements with zero sum, and adjacent elements not equal modulo three (with -1 modulo 3 = 2).at n=33A199911
• Number of connected dominating sets in the n-ladder graph.at n=11A291706
• Expansion of 1/Sum_{k>=0} (2*k+1)^2*x^k.at n=6A296817