A112398 - OEIS

A112398

Odd numbers which are exclusively the shortest side of primitive Pythagorean triangles.

3, 7, 9, 11, 19, 23, 27, 31, 33, 39, 43, 47, 49, 51, 57, 59, 67, 69, 71, 75, 79, 81, 83, 87, 93, 95, 103, 107, 111, 115, 119, 121, 123, 127, 129, 131, 133, 135, 139, 141, 147, 151, 155, 159, 161, 163, 167, 175, 177, 179, 183, 189, 191, 199, 201, 203, 207, 211, 213

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Numbers that are in A081874 (odd short legs) but in neither A081934 (odd long legs) nor A020882 (hypotenuse).

LINKS

Ray Chandler, Table of n, a(n) for n = 1..10000

CROSSREFS

Entries of A112372 excluding entries in A020882.

Sequence in context: A354570 A354039 A004614 * A197504 A167800 A270834

Adjacent sequences: A112395 A112396 A112397 * A112399 A112400 A112401

KEYWORD

nonn

AUTHOR

Lekraj Beedassy, Dec 06 2005

EXTENSIONS

Extended by Ray Chandler, Dec 08 2005

STATUS

approved