# A118935 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 7 5 31 6 91 7 211 8 1681 9 12097 10 57961 11 209881 12 1874071 13 17842111 14 117303187 15 575683291 16 26124309121 17 412992394081 18 3670397429041 19 23161791013777 20 729420726627271 21 13374596287229311 22 143560108604864491