# A016812 (b-file synthesized from sequence entry) 0 0 1 16777216 2 68719476736 3 8916100448256 4 281474976710656 5 4096000000000000 6 36520347436056576 7 232218265089212416 8 1152921504606846976 9 4738381338321616896 10 16777216000000000000 11 52654090776777588736