# A150531 (b-file synthesized from sequence entry) 0 1 1 2 2 7 3 25 4 107 5 446 6 2007 7 8826 8 40717 9 184748 10 867389 11 4016951 12 19078567 13 89576514 14 428852271 15 2033468091 16 9793501197 17 46784585272 18 226364034325 19 1087647799101 20 5281738819743 21 25495198204130 22 124172939105885 23 601634383555610 24 2937357566671603 25 14275931732980038 26 69841390604939023