53932

Appears in sequences

• Number of 6-step S, NW and NE-moving king's tours on an n X n board summed over all starting positions.at n=19A187380
• Triangle of coefficients of polynomials u(n,x) jointly generated with A210756; see the Formula section.at n=49A210755
• Number of linearly chained pairs of n X n alternating sign matrices.at n=3A293178
• a(n) is the number of vertices in the diagram of partitions of n (see example).at n=36A299475