# A151414 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 2 4 6 5 14 6 43 7 126 8 396 9 1230 10 3970 11 12830 12 42478 13 140982 14 475671 15 1608542 16 5508488 17 18900350 18 65498136 19 227340182 20 795468118 21 2787057078 22 9830186006 23 34711199838 24 123255087526 25 438093298054 26 1564557142054 27 5592309891438 28 20070764026326 29 72089179111398 30 259844964879959 31 937255549483022 32 3391151925316544