A244074 Odd integers n such that for every integer k>0, n*2^k-1 has a divisor in the set {3, 5, 7, 13, 37, 73, 109}.

1830187, 4643293, 17041931, 20787701, 50462309, 52363777, 66659587, 68026001, 71604733, 71817943, 88558303, 91609361, 93193151, 97363751, 118421557, 122606647, 123765359, 124808009, 131118733, 131408411, 134320001, 135411719, 139778591, 142339723

Offset: 1

Author

Pierre CAMI, Jun 19 2014

Keywords

• nonn

Comments

For n > 144, a(n) = a(n-144) + 803736570, the first 144 values are in the table.

Links

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

Crossrefs

Cf. A076337, A244070, A244071, A244072, A244073, A244076.

Formula

For n > 144, a(n) = a(n-144) + 803736570.