A244563 Odd integers n such that for every integer k>0, n*2^k+1 has a divisor in the set { 3, 5, 7, 13, 19, 37, 109 }.

1290677, 4095859, 5841947, 7158107, 8959163, 9044629, 9252323, 9933857, 10306187, 11000303, 15598231, 16010419, 16625747, 16907749, 18068693, 19428919, 20189993, 23487497, 25614893, 26471633, 28410121, 30375901, 30666137, 32552687

Offset: 1

Author

Pierre CAMI, Jun 30 2014

Keywords

• nonn

Comments

For n > 144 a(n) = a(n-144) + 209191710, the first 144 values are in the table.

Links

• Pierre CAMI, Table of n, a(n) for n = 1..144

Crossrefs

Cf. A076336, A244072, A244561, A244562.

Formula

For n > 144 a(n) = a(n-144) + 209191710.