id:A050262 - OEIS Search Results

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G.f.: ( 1 + x + x^2 - x^3 - x^4 - Sqrt[ 1 - 2 x - 5 x^2 - 4 x^3 - 3 x^4 - 4 x^5 - x^6 + 2 x^7 + x^8 ] ) / ( 2 x (1 + x) ).

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1, 1, 1, 4, 10, 27, 79, 238, 736, 2322, 7445, 24190, 79470, 263534, 880966, 2965576, 10044096, 34202268, 117026156, 402139968, 1387243056, 4802307553, 16677543678, 58087052893, 202855613896, 710171007580, 2491870287323 (list; graph; listen)

	OFFSET	`0,4`
	CROSSREFS	`Sequence in context: A108672 A000495 A027067 this_sequence A032248 A092504 A034920` `Adjacent sequences: A050259 A050260 A050261 this_sequence A050263 A050264 A050265`
	KEYWORD	`easy,nonn`
	AUTHOR	`Emanuele Munarini (munarini(AT)mate.polimi.it), May 09 2003`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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