# A095198 (b-file synthesized from sequence entry) 1 1 2 2 3 6 4 30 5 21 6 132 7 3003 8 51051 9 285285 10 13399386 11 1983580599 12 308476470621 13 4664762967711 14 48285399661224 15 1815318072406212 16 99924007282353507 17 3738372398312278947 18 442424606197031564007 19 42728372978287991878884