# A126266 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 28 4 245 5 1626 6 15127 7 190968 8 2389977 9 30873790 10 448821131 11 7114224756 12 118167143965 13 2069398819502 14 38512533444855 15 755518153347376 16 15502607812688529 17 332330062063140054 18 7436822666078492083