# A086865 (b-file synthesized from sequence entry) 1 0 2 1 3 2 4 3 5 4 6 9 7 19 8 25 9 39 10 63 11 133 12 157 13 274 14 943 15 1009 16 1353 17 7297 18 16221 19 25256 20 30424 21 52147