A247425 - OEIS

A247425

A005206(A003259(n)).

1, 3, 4, 6, 7, 9, 11, 12, 14, 16, 17, 19, 20, 22, 24, 25, 27, 28, 30, 32, 33, 35, 37, 38, 40, 41, 43, 45, 46, 48, 49, 51, 53, 54, 56, 58, 59, 61, 62, 64, 66, 67, 69, 71, 72, 74, 75, 77, 79, 80, 82, 83, 85, 87, 88, 90, 92, 93, 95, 96, 98, 100, 101, 103, 105

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

COMMENTS

This is the function named psi in [Carlitz].

LINKS

Table of n, a(n) for n=1..65.

L. Carlitz, R. Scoville and T. Vaughan, Some arithmetic functions related to Fibonacci numbers, Fib. Quart., 11 (1973), 337-386.

FORMULA

a(n) = A000201(n) - 1 for n of the form A000201(A003234(j)) + 1; a(n) = A000201(n) for other n. [Carlitz, Thm. 4.6].

CROSSREFS

Sequence in context: A330095 A059552 A047516 * A236444 A286809 A352178