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A157807 Numerators of fractions arranged in Cantor's ordering (1/1, 2/1, 1/2, 1/3, 3/1, 4/1, 3/2, 2/3, 1/4, 1/5, 5/1, 6/1, 5/2, ...) with equivalent fractions removed. 2
1, 2, 1, 1, 3, 4, 3, 2, 1, 1, 5, 6, 5, 4, 3, 2, 1, 1, 5, 6, 7, 8, 7, 5, 4, 2, 1, 1, 3, 7, 9, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 1, 5, 7, 11, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Cf. A157813, denominators of the same sequence of fractions. Cf. A038566.

Sequence in context: A052265 A055068 A015138 * A100529 A124424 A057044

Adjacent sequences:  A157804 A157805 A157806 * A157808 A157809 A157810

KEYWORD

nonn

AUTHOR

Ron King (rrking(AT)alaskalife.net), Mar 07 2009

EXTENSIONS

A-number in cross-reference corrected by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 23 2009

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Last modified February 15 19:15 EST 2012. Contains 205852 sequences.