A331253 Triangles with integer sides i <= j <= k sorted by area, and, in case of ties, lexicographically by side lengths (smallest first). The sequence gives longest side k. The other sides are in A331251 and A331252.

1, 2, 3, 2, 4, 3, 5, 3, 4, 6, 7, 5, 4, 3, 8, 5, 4, 9, 6, 5, 10, 6, 11, 7, 4, 6, 12, 5, 8, 13, 7, 7, 7, 4, 14, 5, 9, 6, 15, 8, 5, 8, 6, 16, 10, 8, 17, 6, 9, 9, 7, 18, 11, 5, 19, 9, 7, 9, 12, 10, 6, 10, 20, 7, 8, 21, 13, 5, 10, 11, 22, 11, 6, 10, 23, 8, 14, 8, 9

Offset

1,2

Links

Table of n, a(n) for n=1..79.

Example

See A331251.

Crossrefs

Cf. A331251 (shortest side), A331252 (middle side).

Sequence in context: A317765 A318153 A157893 * A264116 A361000 A283368

Adjacent sequences: A331250 A331251 A331252 * A331254 A331255 A331256

Keyword

nonn

Author

Hugo Pfoertner, Jan 19 2020

Status

approved