# A215266 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 26 4 258 5 3346 6 54108 7 1054256 8 24161966 9 634230122 10 18806776982 11 622011916184 12 22754818956246 13 912075762692584 14 39755634279964662 15 1872279469323840472 16 94783193260373606758 17 5135585509536795416348 18 296656123838796109849526 19 18200829821539972354967252