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

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =1a(9) =7a(10) =34a(11) =136a(12) =487a(13) =1615a(14) =5072a(15) =15294a(16) =44714a(17) =127606a(18) =357228a(19) =984589a(20) =2679136a(21) =7212560a(22) =19242043a(23) =50938745a(24) =133946018a(25) =350157109a(26) =910637333a(27) =2357358995a(28) =6077294342a(29) =15608979157