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A061526
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Number of complete games of n X n tic-tac-toe.
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4
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1, 24, 255168, 15038733958272, 12123953291699459229254400, 317158792989363996690190881249911852582400, 550923875790150163780873329493220621458883503713639780465715200
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| The sequence is bounded above by (n^2)!, the number of games of n X n tic-tac-toe that do not stop when a player wins.
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LINKS
| J. Ferry, n X n tic-tac-toe (Mathematica programs followed by results)
Index entries for sequences related to tic-tac-toe
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CROSSREFS
| Cf. A008907, A048245, A048246, A061527, A061528, A061529, A061530.
Sequence in context: A145200 A007240 A173172 * A159422 A028371 A013774
Adjacent sequences: A061523 A061524 A061525 * A061527 A061528 A061529
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KEYWORD
| nonn
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AUTHOR
| Jim Ferry (jferry(AT)alum.mit.edu), May 04 2001
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