# A197160 (b-file synthesized from sequence entry) 1 6 2 15 3 44 4 141 5 480 6 1703 7 6216 8 23136 9 87334 10 333309 11 1283706 12 4982458 13 19466130 14 76479612 15 301923554 16 1196919714 17 4762524162 18 19012433694