id:A158384 - OEIS Search Results

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Positions of Pell numbers in the sequence of Markoff numbers (A002559).

+0
3

1, 3, 5, 8, 13, 18, 25, 33, 41, 52, 64, 75, 90, 104, 119, 137, 157, 174, 193, 214, 236, 260, 289, 312, 340, 369, 396, 426, 458, 487, 523, 560, 596, 631, 671, 708, 751, 794, 835, 879, 924, 968, 1019, 1066, 1116, 1165, 1218, 1269, 1322, 1377, 1430, 1488, 1551 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Only the odd-index Pell numbers (A001653) appear in the Markoff sequence. The n-th term is about 0.5602*n^2.`
	CROSSREFS	`A158381` `Sequence in context: A097431 A123929 A036715 this_sequence A053651 A104563 A030762` `Adjacent sequences: A158381 A158382 A158383 this_sequence A158385 A158386 A158387`
	KEYWORD	`nonn`
	AUTHOR	`T. D. Noe (noe(AT)sspectra.com), Mar 19 2009`

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

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