# A102318 (b-file synthesized from sequence entry) 0 1 1 1 2 3 3 8 4 27 5 97 6 373 7 1493 8 6163 9 26027 10 111897 11 488006 12 2153429 13 9596199 14 43121211 15 195165576 16 888861555 17 4070582971 18 18732710281 19 86584519280 20 401776434017 21 1870983991035 22 8740907398527 23 40956401225597