# A034341 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 8 5 16 6 36 7 80 8 193 9 497 10 1392 11 4282 12 14805 13 57875 14 258894 15 1321280 16 7570495 17 47305333 18 311742256 19 2103025726 20 14206632939 21 94726167427 22 618051904983 23 3927156178649 24 24243834619157 25 145277300343585 26 844969890205372 27 4772180415241078 28 26189419064610811 29 139774809119967723