# A096254 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 8 5 18 6 20 7 31 8 42 9 103 10 175 11 181 12 531 13 706 14 1077 15 1177 16 1552 17 19737 18 32197 19 51508 20 58275 21 62233 22 90033