id:A109471 - OEIS Search Results

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Cumulative sum of absolute values of coefficients of q^(2n) in the series expansion of Ramanujan's mock theta function f(q).

+0
1

1, 3, 6, 11, 17, 27, 38, 55, 76, 103, 136, 182, 235, 303, 385, 489, 612, 766, 945, 1166, 1428, 1742, 2111, 2557, 3072, 3686, 4401, 5246, 6223, 7371, 8692, 10236, 12014, 14074, 16435, 19171, 22292, 25884, 29981, 34677, 40017, 46122, 53038, 60920 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n) = SUM[from i = 0 to n] A000039(i).`
	CROSSREFS	`Cf. A000039, A000019, A053250, A053251, A053252, A053253, A053254, A053255, A064053.` `Sequence in context: A000603 A003453 A011901 this_sequence A124454 A013932 A010335` `Adjacent sequences: A109468 A109469 A109470 this_sequence A109472 A109473 A109474`
	KEYWORD	`easy,nonn`
	AUTHOR	`Jonathan Vos Post (jvospost2(AT)yahoo.com), Aug 28 2005`

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Last modified September 6 09:40 EDT 2008. Contains 143480 sequences.

AT&T Labs Research