id:A039826 - OEIS Search Results

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Largest coefficient in expansion of Product (1+q^i+q^(2i)), i=1 to n.

+0
3

1, 2, 3, 7, 15, 36, 87, 217, 549, 1423, 3735, 9911, 26513, 71581, 194681, 532481, 1464029, 4045117, 11225159, 31268577, 87404465, 245101771, 689323849, 1943817227, 5494808425, 15568077235, 44200775239, 125739619467 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`S. R. Finch, Signum equations and extremal coefficients.`
	CROSSREFS	`Cf. A039827.` `Sequence in context: A003006 A052321 A114584 this_sequence A161746 A045629 A034731` `Adjacent sequences: A039823 A039824 A039825 this_sequence A039827 A039828 A039829`
	KEYWORD	`nonn`
	AUTHOR	`Olivier Gerard (olivier.gerard(AT)gmail.com)`

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

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