A048955 Positions of 2-digit terms in the continued fraction for pi (3 is position 0)

2, 12, 21, 25, 27, 33, 54, 77, 80, 82, 90, 99, 111, 118, 134, 136, 139, 142, 146, 160, 163, 169, 174, 176, 179, 202, 204, 209, 213, 223, 227, 242, 256, 263, 275, 282, 283, 301, 323, 338, 340, 341, 361, 373, 398, 402, 407, 411, 413, 416, 420, 425, 428, 439