Triangle of coefficients of generating function of 5-ary rooted trees of height at most n.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =1a(9) =1a(10) =1a(11) =1a(12) =1a(13) =2a(14) =3a(15) =5a(16) =7a(17) =10a(18) =12a(19) =16a(20) =19a(21) =23a(22) =25a(23) =29a(24) =30a(25) =32a(26) =32a(27) =32a(28) =30a(29) =29