# A028093 (b-file synthesized from sequence entry) 0 1 1 29 2 540 3 8230 4 111911 5 1414839 6 17015290 7 197394560 8 2229204021 9 24659970049 10 268405356440 11 2883764656890 12 30659268255331 13 323156832303659 14 3381832557579990 15 35179011908571220 16 364094453676865841