id:A054347 - OEIS Search Results

Search: id:A054347

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Partial sums of A000201.

+0
2

0, 1, 4, 8, 14, 22, 31, 42, 54, 68, 84, 101, 120, 141, 163, 187, 212, 239, 268, 298, 330, 363, 398, 435, 473, 513, 555, 598, 643, 689, 737, 787, 838, 891, 946, 1002, 1060, 1119, 1180, 1243, 1307, 1373, 1440, 1509, 1580, 1652, 1726, 1802, 1879 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`a(n) = floor( n(n+1)/2phi -n/2) + 0 or +1 - Benoit Cloitre (benoit7848c(AT)orange.fr), Oct 03 2003`
	CROSSREFS	`Sequence in context: A004797 A053459 A024398 this_sequence A003682 A011897 A110895` `Adjacent sequences: A054344 A054345 A054346 this_sequence A054348 A054349 A054350`
	KEYWORD	`nonn,easy`
	AUTHOR	`njas, May 06 2000`

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Last modified July 4 18:25 EDT 2008. Contains 140886 sequences.

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