# A103016 (b-file synthesized from sequence entry) 1 1 2 3 3 4 4 6 5 10 6 21 7 30 8 72 9 199 10 208 11 270 12 396 13 619 14 759 15 1077 16 1383 17 1566 18 1960 19 2653 20 3504 21 3786 22 6085 23 13110 24 36448 25 39582 26 47989 27 50998 28 66729