# A007169 (b-file synthesized from sequence entry) 1 0 2 1 3 2 4 8 5 43 6 283 7 1946 8 14010 9 103292 10 776784 11 5931402 12 45870248 13 358501321 14 2827227425 15 22469524972 16 179785568562 17 1447059691048 18 11708296894260 19 95176461591230 20 776935668014674 21 6366225809581766 22 52344041948585714