A120520 - OEIS

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A120520

a(n) = min{j : A120509(j) = n}.

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	OFFSET	`1,2`
	LINKS	`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`
	FORMULA	`g.f.: P(z) = z / (1-z) * (1 + sum(z^(m^4) * (2 + 1 / (1 - z^(m^4))), m=0..infinity))`
	MAPLE	`p := proc(n)` `if n=1 then return 1; end if;` `for j from p(n-1)+1 to infinity do` `if A120509(j) = n then return j; fi; od;` `end proc;`
	CROSSREFS	`Cf. A120509, A120531.` `Sequence in context: A169889 A144022 A028280 * A026312 A070751 A047258` `Adjacent sequences: A120517 A120518 A120519 * A120521 A120522 A120523`
	KEYWORD	`nonn`
	AUTHOR	`Frank Ruskey (http://www.cs.uvic.ca/~ruskey/) and Chris Deugau (deugaucj(AT)uvic.ca), Jun 20 2006`

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Last modified February 15 17:43 EST 2012. Contains 205830 sequences.