A044871 Same number of base 15 runs of odd length as even.

225, 240, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 257, 273, 289, 305, 321, 337, 353, 369, 385, 401, 417, 433, 449, 450, 466, 480, 481, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 498