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A042887 Denominators of continued fraction convergents to sqrt(975). 1
1, 4, 9, 40, 2489, 9996, 22481, 99920, 6217521, 24970004, 56157529, 249600120, 15531364969, 62375059996, 140281484961, 623500999840, 38797343475041, 155812874900004, 350423093275049, 1557505248000200 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Cf. A042886.

Sequence in context: A085110 A013459 A041229 * A053908 A149165 A083859

Adjacent sequences:  A042884 A042885 A042886 * A042888 A042889 A042890

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 13 12:58 EST 2012. Contains 205482 sequences.