id:A036406 - OEIS Search Results

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Ceiling(n^2/8).

+0
1

0, 1, 1, 2, 2, 4, 5, 7, 8, 11, 13, 16, 18, 22, 25, 29, 32, 37, 41, 46, 50, 56, 61, 67, 72, 79, 85, 92, 98, 106, 113, 121, 128, 137, 145, 154, 162, 172, 181, 191, 200, 211, 221, 232, 242, 254, 265, 277, 288, 301, 313, 326, 338, 352, 365, 379, 392 (list; graph; listen)

	OFFSET	`0,4`
	FORMULA	`(1/16) {2n^2 + 9 - 5(-1)^n - 2(-1)^[n/2] + 2(-1)^[(n-1)/2] }. - Ralf Stephan, Jun 10 2005`
	CROSSREFS	`Sequence in context: A053036 A067957 A120326 this_sequence A029007 A058678 A030739` `Adjacent sequences: A036403 A036404 A036405 this_sequence A036407 A036408 A036409`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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