id:A020990 - OEIS Search Results

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A020990

Sum (-1)^k*A020985(k), k=0..n.

+0
1

1, 0, 1, 2, 3, 2, 1, 0, 1, 0, 1, 2, 1, 2, 3, 4, 5, 4, 5, 6, 7, 6, 5, 4, 3, 4, 3, 2, 3, 2, 1, 0, 1, 0, 1, 2, 3, 2, 1, 0, 1, 0, 1, 2, 1, 2, 3, 4, 3, 4, 3, 2, 1, 2, 3, 4, 5, 4, 5, 6, 5, 6, 7, 8, 9, 8, 9, 10, 11, 10, 9, 8, 9, 8, 9, 10, 9, 10, 11 (list; graph; listen)

	OFFSET	`0,4`
	REFERENCES	`J. Brillhart and P. Morton, A case study in mathematical research: the Golay-Rudin-Shapiro sequence, Amer. Math. Monthly, 103 (1996) 854-869.`
	CROSSREFS	`Adjacent sequences: A020987 A020988 A020989 this_sequence A020991 A020992 A020993` `Sequence in context: A119369 A122445 A059285 this_sequence A037891 A037899 A037837`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.

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