%I #5 Mar 31 2012 21:03:15
%S 1,10,28,44,26,52,338,676,34,68,578,1156,2312,76,1444,2888,92,2116,
%T 4232,50,100,250,500,1000,1250,2500,5000,58,116,1682,3364,6728
%N Multiplicity sequence for classification of nonattacking queens on n X n toroidal board.
%Y See comments and references for A054500.
%Y Cf. A054500, A054502, A053994, A007705, A006841.
%K nonn,nice,hard
%O 1,2
%A _Matthias Engelhardt_
%E More terms from _Matthias Engelhardt_, Jan 11 2001