# A294124 (b-file synthesized from sequence entry) 1 1 2 5 3 8 4 21 5 37 6 61 7 62 8 126 9 188 10 221 11 253 12 523 13 654 14 1875 15 2372 16 2394 17 3073 18 4158 19 6663 20 6881 21 167911