# A136268 (b-file synthesized from sequence entry) 1 2 2 6 3 70 4 924 5 184756 6 2704156 7 601080390 8 9075135300 9 2104098963720 10 7648690600760440 11 118264581564861424 12 442512540276836779204 13 107507208733336176461620 14 1678910486211891090247320 15 410795449442059149332177040