login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A244070 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, 241}. 15

%I #24 Jul 12 2014 16:25:05

%S 509203,762701,992077,1247173,1254341,1330207,1330319,1730653,1730681,

%T 1976473,2313487,2344211,2554843,3177553,3292241,3419789,3423373,

%U 3661529,3661543,3784439,4384979,4442323,4506097,4507889,4626967,5049251,5050147,6610811,7117807,7576559,7629217,8086751,8101087,8252819,8253043,8643209,9053711,9053767,9545351,9560713,9666029,10219379,10280827,10581097,10609769,10702091,10913233,10913681

%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, 241}.

%C For n > 48, a(n) = a(n-48) + 11184810, the first 48 values are given in the data.

%F For n > 48, a(n) = a(n-48) + 11184810.

%Y Cf. A076337, A244071, A244072, A244073, A244074, A244076.

%K nonn

%O 1,1

%A _Pierre CAMI_, Jun 19 2014

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 01:06 EDT 2024. Contains 371964 sequences. (Running on oeis4.)