A081262 - OEIS

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A081262

Number of distinct (modulo rotation and reflection) n X n associative magic squares.

1, 0, 1, 48, 48544, 0 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,4`
	LINKS	`Eric Weisstein's World of Mathematics, Associative Magic Square` `Walter Trump How many magic squares are there?`
	CROSSREFS	`Cf. A006052, A081263.` `Sequence in context: A159441 A011787 A006070 * A008704 A037947 A146204` `Adjacent sequences: A081259 A081260 A081261 * A081263 A081264 A081265`
	KEYWORD	`nonn,hard,more`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com), Mar 14, 2003`
	EXTENSIONS	`a(5) from Jud McCranie (JudMcCranie(AT)ugaalum.uga.edu), Mar 17 2003` `a(6)-a(7) from Max Alekseyev (maxale(AT)gmail.com), May 22 2008`

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Last modified February 14 06:09 EST 2012. Contains 205570 sequences.