A153804 - OEIS

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A153804

a(n) = A153801(n)/2.

0, 0, 0, 0, 1, 2, 1, 6, 19, 30, 38, 45, 240, 282, 616, 1075, 1111, 1578, 2093, 2176, 4808, 4931, 5565, 9924, 10802, 11554, 22197, 43068, 55197, 65968, 107982, 378354, 429648, 628824, 699060, 1488035, 1510610, 3486215, 6733375 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,6`
	FORMULA	`a(n) = (A000043(n)-A000040(n))/2.`
	CROSSREFS	`Cf. A000040, A000043, A153800, A153801, A153802, A153804.` `Sequence in context: A097947 A101032 A025271 * A100404 A103114 A004561` `Adjacent sequences: A153801 A153802 A153803 * A153805 A153806 A153807`
	KEYWORD	`more,nonn`
	AUTHOR	`Omar E. Pol (info(AT)polprimos.com), Jan 13 2009`
	EXTENSIONS	`More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Mar 14 2009`

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Last modified February 16 20:10 EST 2012. Contains 205959 sequences.