1,1

Table of n, a(n) for n=1..50.

Wikipedia, Integer Triangle

Index entries related to Pythagorean Triples.

a(1) = 6; There is one Pythagorean triangle with perimeter A010814(1) = 12, [3,4,5] with area 3*4/2 = 6.

a(2) = 24; There is one Pythagorean triangle with perimeter A010814(2) = 24, [6,8,10] with area 6*8/2 = 24.

Cf. A010814, A334788.

Sequence in context: A057101 A057228 A334788 * A132398 A073120 A147778

Adjacent sequences: A332959 A332960 A332961 * A332963 A332964 A332965

nonn

Wesley Ivan Hurt, May 10 2020

approved