# A227576 (b-file synthesized from sequence entry) 1 5 2 7 3 11 4 13 5 17 6 31 7 37 8 41 9 67 10 107 11 151 12 257 13 349 14 457 15 787 16 911 17 1289 18 1627 19 3271 20 8233 21 13163 22 14551 23 31517 24 55579 25 103289