68245

Appears in sequences

• Number of 6-step S, E, and NW-moving king's tours on an n X n board summed over all starting positions.at n=25A187511
• Triangle version of the array w(N,L) of the average number of round trips of length L on Laguerre graphs L_N.at n=49A201198
• Number of (n+2)X(3+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00001011 00010101 or 01010101.at n=10A261375