A205443 The index j<k such that n divides s(k)-s(j) for some j, where s(j)=Fibonacci(2j-1), and k is the least index for which such a j exists.

1, 1, 2, 1, 5, 1, 4, 3, 6, 4, 2, 1, 7, 3, 10, 2, 9, 6, 4, 4, 4, 1, 12, 6, 25, 6, 18, 3, 3, 9, 7, 2, 1, 9, 20, 6, 19, 4, 14, 15, 10, 3, 22, 1, 30, 12, 8, 6, 28, 24, 18, 6, 27, 18, 5, 12, 3, 1, 14, 9

Offset

1,3

Comments

For a guide to related sequences, see A204892.

Links

Table of n, a(n) for n=1..60.

Mathematica

(See the program at A205442.)

Crossrefs

Cf. A205442, A204892.

Sequence in context: A069626 A348495 A249274 * A340070 A069359 A318320

Adjacent sequences: A205440 A205441 A205442 * A205444 A205445 A205446

Keyword

nonn

Author

Clark Kimberling, Jan 27 2012

Status

approved