# A150862 (b-file synthesized from sequence entry) 0 1 1 2 2 8 3 32 4 143 5 646 6 3013 7 14216 8 67939 9 327200 10 1585980 11 7725527 12 37777737 13 185320840 14 911426406 15 4492064943 16 22178844495 17 109668362611 18 542968554654 19 2691156370891 20 13350845387786 21 66287180191579 22 329348650810692 23 1637379870230403 24 8144751559357207 25 40533435385906476 26 201805270245783128