# A124295 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 6 5 22 6 92 7 426 8 2145 9 11589 10 66425 11 399682 12 2500037 13 16115347 14 106266473 15 712602272 16 4837372576 17 33128183406 18 228308233098 19 1580495251012 20 10976092266889 21 76398165848091 22 532614662149795 23 3717370694711130