A024357 Consider primitive Pythagorean triangles (A^2 + B^2 = C^2, (A, B) = 1, A <= B); sequence gives values of AUBUC, sorted.

3, 4, 5, 5, 7, 8, 9, 11, 12, 12, 13, 13, 15, 15, 16, 17, 17, 19, 20, 20, 21, 21, 23, 24, 24, 25, 25, 27, 28, 28, 29, 29, 31, 32, 33, 33, 35, 35, 36, 36, 37, 37, 39, 39, 40, 40, 41, 41, 43, 44, 44, 45, 45, 47, 48, 48, 49, 51, 51, 52, 52, 53, 53, 55, 55, 56, 56, 57