Number of 6-ary rooted trees with n nodes and height at most 8.

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =4a(5) =9a(6) =20a(7) =48a(8) =114a(9) =282a(10) =701a(11) =1763a(12) =4438a(13) =11212a(14) =28287a(15) =71357a(16) =179696a(17) =451946a(18) =1134720a(19) =2844954a(20) =7122041a(21) =17805884a(22) =44459523a(23) =110882964a(24) =276241029a(25) =687501846a(26) =1709406423a(27) =4246490811a(28) =10540185493a(29) =26140852721