id:A020962 - OEIS Search Results

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A020962

Sum of Floor[ (1+sqrt(2))^(n-k) ] for k from 1 to infinity.

+0
1

1, 3, 8, 22, 55, 137, 334, 812, 1965, 4751, 11477, 27715, 66917, 161559, 390045, 941659, 2273373, 5488415, 13250214, 31988856, 77227944, 186444768, 450117488, 1086679792, 2623477104, 6333633904 (list; graph; listen)

	OFFSET	`1,2`
	REFERENCES	`C. Kimberling, Problem 10520 in Amer. Math. Mon. 103 (1996) p. 347.`
	CROSSREFS	`Sequence in context: A027235 A086596 A036882 this_sequence A027243 A110239 A001853` `Adjacent sequences: A020959 A020960 A020961 this_sequence A020963 A020964 A020965`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`
	EXTENSIONS	`Revised Feb 03 1999.`

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

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