A244562 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, 73 }.

78557, 2191531, 2510177, 2576089, 7134623, 7696009, 8184977, 10275229, 10391933, 11201161, 12151397, 12384413, 12756019, 13065289, 13085029, 15168739, 16391273, 18140153, 18156631, 19436611, 19558853, 20312899, 20778931, 21610427

Offset: 1

Author

Pierre CAMI, Jun 30 2014

Keywords

• nonn

Comments

For n > 144 a(n) = a(n-144) + 140100870, the first 144 values are in the table.

Links

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

Crossrefs

Cf. A076336, A244071, A244561.

Formula

For n > 144 a(n) = a(n-144) + 140100870.