# A255632 (b-file synthesized from sequence entry) 0 1 1 4 2 17 3 73 4 312 5 1333 6 5697 7 24348 8 104057 9 444713 10 1900592 11 8122653 12 34714177 13 148359668 14 634051937 15 2709778633 16 11580912872 17 49493911173 18 211524537857 19 904002715788 20 3863480419017 21 16511544365353 22 70566191040352