Maximal number of kings in the toroidal king's graph on an n X n board such that each king is attacking no more than four other kings.
0, 2, 5, 9, 15, 21, 28, 37, 47, 60, 71, 8
1 seqfan posts
Mon Nov 2 01:54:51 CET 2009 [seqfan] Re: Incongruous reordering of N