# A193008 (b-file synthesized from sequence entry) 0 1 1 2 2 10 3 31 4 78 5 170 6 339 7 636 8 1144 9 1997 10 3412 11 5740 12 9549 13 15758 14 25854 15 42243 16 68818 17 111878 18 181615 19 294520 20 477276 21 773057 22 1251720 23 2026296 24 3279673 25 5307770 26 8589394 27 13899271 28 22490934 29 36392642 30 58886187 31 95281620 32 154170784