# A016805 (b-file synthesized from sequence entry) 0 0 1 1024 2 32768 3 248832 4 1048576 5 3200000 6 7962624 7 17210368 8 33554432 9 60466176 10 102400000 11 164916224 12 254803968 13 380204032 14 550731776 15 777600000 16 1073741824 17 1453933568 18 1934917632 19 2535525376