# A027254 (b-file synthesized from sequence entry) 2 1 3 10 4 62 5 384 6 1999 7 11214 8 55349 9 298990 10 1442299 11 7649710 12 36470860 13 191481848 14 906843279 15 4732185974 16 22320602389 17 116024453570 18 545848582951 19 2830099408460 20 13291841251589 21 68795053937132 22 322730986944375 23 1668347808464146 24 7820327627947825 25 40392358720899832