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A137407 Numbers that cannot be the length of the long leg in any primitive Pythagorean triple. 1
1, 2, 3, 5, 6, 7, 8, 9, 10, 11, 13, 14, 16, 17, 18, 19, 20, 22, 23, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 41, 42, 43, 44, 46, 47, 48, 49, 50, 51, 52, 53, 54, 57, 58, 59, 61, 62, 64, 65, 66, 67, 68, 69, 70, 71, 73, 74, 75, 76, 78, 79, 81, 82, 83, 85, 86, 87, 88 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Complement of A024354. [R. J. Mathar, Sep 03 2009]

LINKS

Table of n, a(n) for n=1..72.

CROSSREFS

Cf. A137409, A020883.

Sequence in context: A144146 A284763 A090240 * A261406 A264387 A282843

Adjacent sequences:  A137404 A137405 A137406 * A137408 A137409 A137410

KEYWORD

nonn

AUTHOR

Vladimir Joseph Stephan Orlovsky, Apr 14 2008, Aug 28 2009

EXTENSIONS

Definition reworded by R. J. Mathar, Sep 03 2009

STATUS

approved

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Last modified September 21 17:46 EDT 2019. Contains 327273 sequences. (Running on oeis4.)