229628

Appears in sequences

• High temperature series for spin-1/2 Ising magnetic susceptibility on 2D square lattice.at n=12A002906
• Erroneous version of A002906.at n=6A008547
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, 0), (-1, 0, 1), (1, -1, -1), (1, 1, 0)}.at n=11A149095