# A147129 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 7 9 25 10 45 11 79 12 171 13 569 14 1763 15 6023 16 22593 17 106741 18 481403 19 2734225 20 13695379 21 86954465