A051586 There are exactly n integer-sided triangles of area a(n).

6, 12, 126, 60, 240, 210, 1080, 336, 1260, 924, 2016, 2640, 5280, 11424, 420, 2520, 840, 5544, 3696, 14280, 3360, 25200, 1680, 6720, 10920, 26880, 15960, 137280, 23100, 43680, 64680, 21840, 32760, 24024, 13860, 7560, 68040, 49140, 262080, 60480, 73920, 133056, 207900

Offset: 1

Author

David W. Wilson

Keywords

• nonn

Comments

If integer-sided triangle has integer area, area is divisible by 6.

Links

• Giovanni Resta, Table of n, a(n) for n = 1..75

Crossrefs

Cf. A051584, A051585.

Extensions

More terms from Giovanni Resta, Nov 04 2019