# A252788 (b-file synthesized from sequence entry) 1 1 2 4 3 7 4 14 5 16 6 20 7 22 8 32 9 38 10 55 11 80 12 92 13 188 14 220 15 296 16 328 17 370 18 422 19 452 20 454 21 500 22 650 23 934 24 962