# A125391 (b-file synthesized from sequence entry) 0 1 1 28 2 278 3 2218 4 20698 5 196378 6 1908368 7 18800964 8 187240242 9 1880087458 10 19001528288 11 193056703076 12 1969968657844 13 20174161922072 14 207225426515028 15 2134025764850968 16 22024156859681682 17 227721370771551778