# A149194 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 10 4 38 5 127 6 493 7 1849 8 7444 9 29523 10 122641 11 503166 12 2139489 13 8990962 14 38889133 15 166435151 16 729268850 17 3166004539 18 14014630572 19 61540779798 20 274683353115 21 1217425797984 22 5471448336914 23 24436690566099 24 110465215458605 25 496547674115096 26 2255792311485189 27 10195606252477070