# A171376 (b-file synthesized from sequence entry) 1 0 2 1 3 2 4 3 5 4 6 11 7 14 8 16 9 92 10 133 11 153 12 378 13 448 14 785 15 1488 16 1915 17 2297 18 3286 19 4755 20 5825 21 7820 22 34442 23 34941