A023180 - OEIS

%I #15 Apr 11 2022 12:22:04

%S 1,7,9,11,42,153,231,279,329,369,513,639,711,759,801,1073,1359,1449,

%T 1719,1791,1881,2151,2169,2439,2529,2799,2889,3231,3249,3591,3609,

%U 3681,3879,3951,3953,4041,4311,4551,4689,5049,5121,5159,5289,5391,5409,5679,5769

%N Numbers k such that Fibonacci(k) == 34 (mod k).

%H Harvey P. Dale, <a href="/A023180/b023180.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Range[6000],Mod[Fibonacci[#]-34,#]==0&] (* _Harvey P. Dale_, Sep 22 2021 *)

%Y Cf. A000045.

%K nonn

%O 1,2

%A _David W. Wilson_