# A302237 (b-file synthesized from sequence entry) 0 1 1 2 2 8 3 26 4 76 5 216 6 590 7 1554 8 3988 9 9988 10 24464 11 58794 12 138866 13 322808 14 739658 15 1672372 16 3734848 17 8245956 18 18012114 19 38952586 20 83448832 21 177194716 22 373111970 23 779430870 24 1615995262 25 3326484686 26 6800794428 27 13813260736 28 27881653590 29 55942340000 30 111601021856