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A244076 Odd integers n such that for every integer k>0, n*2^k-1 has a divisor in the set {3, 5, 7, 13, 17, 97, 257}. 14

%I

%S 10157893,71627707,86571727,90109601,98957849,99023257,99284501,

%T 114096371,142399363,166262293,207549337,213185347,213708611,

%U 215798563,229298773,229306949,242872709,251719903,274263943,276356999,278326889,284716807,289074853,294317669

%N Odd integers n such that for every integer k>0, n*2^k-1 has a divisor in the set {3, 5, 7, 13, 17, 97, 257}.

%C For n > 96 a(n) = a(n-96) + 1156954890, the first 96 values are in the table.

%H Pierre CAMI, <a href="/A244076/b244076.txt">Table of n, a(n) for n = 1..96</a>

%F For n > 96 a(n) = a(n-96) + 1156954890.

%Y Cf. A076337, A244070, A244071, A244072, A244073, A244074.

%K nonn

%O 1,1

%A _Pierre CAMI_, Jun 19 2014

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Last modified October 17 01:03 EDT 2019. Contains 328103 sequences. (Running on oeis4.)