# A234278 (b-file synthesized from sequence entry) 1 1 2 2 3 5 4 16 5 56 6 333 7 2147 8 17456 9 158022 10 1604281 11 17863089 12 216774585 13 2844162968 14 40129498111 15 605894465441 16 9748493596584 17 166520626541070 18 3009885559478844 19 57397289146583917 20 1151666341035710396