# A017549 (b-file synthesized from sequence entry) 0 32 1 537824 2 11881376 3 79235168 4 312500000 5 916132832 6 2219006624 7 4704270176 8 9039207968 9 16105100000 10 27027081632 11 43204003424 12 66338290976 13 98465804768 14 141985700000 15 199690286432 16 274794888224