Number of ways to place 5 nonattacking knights on an n X n cylindrical board.
A172967
Number of ways to place 5 nonattacking knights on an n X n cylindrical board.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =208a(4) =3210a(5) =58056a(6) =458157a(7) =2524176a(8) =10587591a(9) =36576380a(10) =109008735a(11) =289450344a(12) =700477401a(13) =1570789892a(14) =3304892985a(15) =6586928032a(16) =12530769343a(17) =22891446252
External references
- oeis: A172967