44726

Appears in sequences

• A generalized partition function.at n=22A002599
• Number of points of L1 norm 5 in cubic lattice Z^n.at n=11A035599
• Coordination sequence for 11-dimensional cubic lattice.at n=5A035706
• Number of nodes in virtual, "optimal", chordal graphs of diameter 5, degree =n+1.at n=19A067969
• The (1,1)-entry of the matrix A^n, where A = [0,1;2,3].at n=9A106434
• Coordination sequence for 10-dimensional cyclotomic lattice Z[zeta_22].at n=5A126903
• G.f. F_1(x) satisfies: x = Sum_{n>=1} F_{n}(x)^n, where the n-th iteration of the g.f. is defined by: F_{n}(x) = F_{n-1}( F_1(x) ) with F_0(x) = x.at n=8A171780
• a(n) = (9*n+2)*(9*n+7).at n=23A177072
• Number of (n+1)X3 0..4 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=2A204726
• Number of (n+1)X4 0..4 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=1A204727
• T(n,k) = Number of (n+1) X (k+1) 0..4 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=7A204732
• T(n,k) = Number of (n+1) X (k+1) 0..4 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=8A204732
• T(n,k) is the coordination number of the (n+1)-dimensional cubic lattice for radius k; triangle read by rows, n>=0, 0<=k<=n.at n=60A343599