# A105484 (b-file synthesized from sequence entry) 4 1 5 2 6 9 7 38 8 177 9 882 10 4711 11 26795 12 161583 13 1028992 14 6896067 15 48487476 16 356703531 17 2738868784 18 21901044795 19 182022288438 20 1569519971934 21 14017732109520 22 129480496353104 23 1235228480628932 24 12154988981496309 25 123229919746398894 26 1285758785855488107