# A088859 (b-file synthesized from sequence entry) 0 3 1 3 2 7 3 12 4 23 5 43 6 82 7 157 8 303 9 588 10 1147 11 2247 12 4418 13 8713 14 17227 15 34132 16 67743 17 134643 18 267922 19 533637 20 1063703 21 2121628 22 4233907 23 8452687 24 16880898 25 33722193 26 67380307 27 134656932 28 269146103 29 538020763 30 1075602322 31 2150493997