# A062454 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 3 4 10 5 33 6 101 7 290 8 795 9 2098 10 5354 11 13270 12 32058 13 75681 14 174982 15 396969 16 885035 17 1941744 18 4197219 19 8947799 20 18829981 21 39148312 22 80467195 23 163624701 24 329349740 25 656560786 26 1296916079 27 2539570659 28 4931698806 29 9501297339