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A182407
Number of ways to place k non-attacking knights on an n x n cylindrical chessboard, summed over all k >= 0.
5
2, 9, 34, 982, 11284, 1048768, 48027971, 23807996588, 3430123782371, 8141109957322587, 4098570575535958632, 46676507893324203092812, 77374614378004006943995980, 4352639823147918661142120756677
OFFSET
1,1
LINKS
CROSSREFS
KEYWORD
nonn,hard
AUTHOR
Vaclav Kotesovec, May 09 2012
EXTENSIONS
a(14) from Vaclav Kotesovec, May 17 2021
STATUS
approved