# A085571 (b-file synthesized from sequence entry) 2 2 3 6 4 11 5 20 6 101 7 175 8 593 9 173 10 1502 11 2684 12 28649 13 52169 14 662393 15 1224077 16 4506259 17 4210067 18 23506871 19 44294491 20 41572193 21 78849257 22 1639049932 23 3125022742 24 23750582143 25 9095291663 26 225666905951 27 144544431373 28 276913262539 29 76244134117 30 732674442397