A044441 Numbers n such that string 2,2 occurs in the base 3 representation of n but not of n+1.

8, 17, 26, 35, 44, 53, 62, 80, 89, 98, 107, 116, 125, 134, 143, 161, 170, 179, 188, 197, 206, 242, 251, 260, 269, 278, 287, 296, 305, 323, 332, 341, 350, 359, 368, 377, 386, 404, 413, 422, 431, 440, 449, 485, 494, 503, 512, 521