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A145344 a(n) = smallest prime >= the smallest positive integer with exactly n divisors. 1

%I #6 Apr 09 2014 10:16:34

%S 2,2,5,7,17,13,67,29,37,53,1031,61,4099,193,149,127,65537,181,262147,

%T 241,577,3079,4194319,367,1297,12289,907,967,268435459,727,1073741827,

%U 853,9221,196613,5189,1277,68719476767,786433,36871,1693,1099511627791

%N a(n) = smallest prime >= the smallest positive integer with exactly n divisors.

%C a(n) = smallest prime >= A005179(n).

%F a(n) = A007918(A005179(n)). [From _Ray Chandler_, Oct 12 2008]

%Y A005179, A145343

%K nonn

%O 1,1

%A _Leroy Quet_, Oct 08 2008

%E More terms from _R. J. Mathar_ and _Ray Chandler_, Oct 10 2008

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)