# A129974 (b-file synthesized from sequence entry) 1 0 2 627 3 1128 4 2811 5 6188 6 9027 7 18740 8 38375 9 54908 10 111503 11 225936 12 322295 13 652152 14 1319115 15 1880736 16 3803283 17 7690628 18 10963995 19 22169420 20 44826527 21 63905108 22 129215111 23 261270408 24 372468527 25 753123120 26 1522797795 27 2170907928