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The index j<k such that n divides s(k)-s(j) for some j, where s(j)=Fibonacci(2j), and k is the least index for which such a j exists.
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%I #5 Mar 30 2012 18:58:11

%S 1,1,2,1,2,2,1,3,2,1,1,2,3,5,2,3,4,2,1,1,4,2,5,2,12,2,1,3,1,4,1,3,2,4,

%T 1,6,9,1,2,6,4,4,10,1,4,5,3,6,2,11,2,2,13,1,5,3,2,1,1,2

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

%C For a guide to related sequences, see A204892.

%t (See the program at A205450.)

%Y Cf. A205450, A204892.

%K nonn

%O 1,3

%A _Clark Kimberling_, Jan 27 2012