Integer sided equiangular hexagons (noch nicht übersetzt)
Problem 600
Let H(n) be the number of distinct integer sided equiangular convex hexagons with perimeter not exceeding n.
Hexagons are distinct if and only if they are not congruent.
You are given H(6) = 1, H(12) = 10, H(100) = 31248.
Find H(55106).
Equiangular hexagons with perimeter not exceeding 12