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A042241 Denominators of continued fraction convergents to sqrt(646). 1
1, 2, 5, 12, 605, 1222, 3049, 7320, 369049, 745418, 1859885, 4465188, 225119285, 454703758, 1134526801, 2723757360, 137322394801, 277368546962, 692059488725, 1661487524412, 83766435709325 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Cf. A042240.

Sequence in context: A041333 A197950 A041715 * A042911 A137918 A114502

Adjacent sequences:  A042238 A042239 A042240 * A042242 A042243 A042244

KEYWORD

nonn,cofr,easy

AUTHOR

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

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Last modified February 17 19:13 EST 2012. Contains 206085 sequences.