# A332237 (b-file synthesized from sequence entry) 1 1 2 2 3 8 4 49 5 409 6 4356 7 56734 8 877094 9 15742521 10 322454800 11 7434673036 12 190792267128 13 5398552673617 14 167087263076384 15 5617979017621650 16 203987454978218416 17 7957053981454827601 18 331920300203780633856 19 14746208516909980554736 20 695208730205550274544000