id:A068039 - OEIS Search Results

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Number of subsets of {1,2,3,...,n} that sum to 0 mod 18.

+0
2

1, 1, 1, 1, 1, 1, 3, 8, 16, 30, 58, 115, 229, 456, 912, 1824, 3643, 7286, 14572, 29132, 58262, 116522, 233024, 466048, 932096, 1864150, 3728300, 7456600, 14913112, 29826220, 59652436, 119304704, 238609408, 477218816, 954437292, 1908874584 (list; graph; listen)

	OFFSET	`0,7`
	CROSSREFS	`18th row of A068009.` `Sequence in context: A009439 A000233 A002624 this_sequence A081661 A005103 A001978` `Adjacent sequences: A068036 A068037 A068038 this_sequence A068040 A068041 A068042`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen, Feb 11 2002`

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Last modified August 8 15:51 EDT 2008. Contains 142751 sequences.

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