# A180357 (b-file synthesized from sequence entry) 0 0 1 8 2 142 3 2208 4 16412 5 78160 6 279978 7 823592 8 2097208 9 4783032 10 10000070 11 19487248 12 35831892 13 62748608 14 105413602 15 170859480 16 268435568 17 410338792 18 612220158 19 893871872 20 1280000140 21 1801088688 22 2494358042