140200
domain: N
Appears in sequences
- Number of 5-step king's tours on an n X n board summed over all starting positions.at n=9A186864
- Number of (n+1)X(7+1) 0..2 arrays with the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.at n=12A237636
- Number of inequivalent (mod D_8) ways to place 3 nonattacking knights on an n X n board.at n=12A243718