A081962 Ordered semiperimeters of primitive Pythagorean triangles with an even short leg (or an odd long leg).

20, 35, 42, 63, 72, 88, 99, 110, 130, 143, 156, 165, 195, 210, 221, 238, 255, 266, 272, 285, 304, 323, 336, 342, 357, 391, 399, 414, 420, 437, 450, 460, 475, 483, 506, 525, 540, 550, 575, 594, 600, 609, 621, 638, 667, 675, 682, 696, 702, 713, 725, 744, 754