# A294572 (b-file synthesized from sequence entry) 1 5 2 6 3 13 4 28 5 64 6 199 7 233 8 364 9 457 10 695 11 1259 12 1267 13 1339 14 1962 15 2887 16 3897 17 6547 18 7881 19 11629 20 13777 21 15229 22 17956 23 24497 24 48196