A244072 - OEIS

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A244072

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}.

15

2136283, 2251349, 2924861, 3781541, 8010517, 10645867, 11124703, 16413457, 16593431, 17713229, 21992527, 22146359, 23572417, 23835883, 23909173, 24359437, 24688477, 25124999, 26711801, 26880179, 27094349, 28151593, 30577271, 32126257

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OFFSET

1,1

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

FORMULA

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

CROSSREFS

Cf. A076337, A244070, A244071, A244073, A244074, A244076.

Sequence in context: A138084 A231198 A237224 * A330128 A367601 A367364

Adjacent sequences: A244069 A244070 A244071 * A244073 A244074 A244075

KEYWORD

nonn

AUTHOR

Pierre CAMI, Jun 19 2014

STATUS

approved