# A274679 (b-file synthesized from sequence entry) 1 1 2 2 3 6 4 10 5 17 6 29 7 53 8 107 9 133 10 596 11 852 12 1068 13 1186 14 1356 15 1673 16 1987 17 3170 18 3312 19 5819 20 6655 21 19267 22 20009 23 29302 24 72614 25 170348 26 178566