1,2

C. Deugau and F. Ruskey, Complete k-ary Trees and Generalized Meta-Fibonacci Sequences, J. Integer Seq., Vol. 12. [This is a later version than that in the GenMetaFib.html link]

C. Deugau and F. Ruskey, Complete k-ary Trees and Generalized Meta-Fibonacci Sequences

g.f.: P(z) = z / (1-z) * (1 + sum(z^(m^4) * (3 + 1 / (1 - z^(m^4))), m=0..infinity))

p := proc(n)

if n=1 then return 1; end if;

for j from p(n-1)+1 to infinity do

if A120510(j) = n then return j; fi; od;

end proc;

Cf. A120510, A120532.

Sequence in context: A028318 A154952 A037360 this_sequence A022566 A047320 A011761

Adjacent sequences: A120518 A120519 A120520 this_sequence A120522 A120523 A120524

nonn

Frank Ruskey (http://www.cs.uvic.ca/~ruskey/) and Chris Deugau (deugaucj(AT)uvic.ca), Jun 20 2006