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A105714 Smallest m such that 4 is at the n-th position of the decimal representation of the m-th Fibonacci number. 10

%I #4 Oct 07 2016 09:57:21

%S 34,144,196418,4181,46368,433494437,14930352,1304969544928657,

%T 433494437,4807526976,1548008755920,498454011879264,4052739537881,

%U 44945570212853,498454011879264,14472334024676221,7540113804746346429

%N Smallest m such that 4 is at the n-th position of the decimal representation of the m-th Fibonacci number.

%C a(n) = A000045(A105704(n)).

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/FibonacciNumber.html">Fibonacci Number</a>

%e n=3: A105700(3)=19, a(3)=A000045(19)=4181->[4]181;

%e n=4: A105700(4)=24, a(4)=A000045(24)=46368->[4]6368.

%Y Cf. A105711, A072351, A105712, A105713, A105715, A105716, A105717, A105718, A105719.

%K nonn,base

%O 0,1

%A _Reinhard Zumkeller_, Apr 18 2005

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Last modified March 28 08:02 EDT 2024. Contains 371236 sequences. (Running on oeis4.)