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Search: id:A135117
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A135117 Integers n such that 10^n+87 is a prime number. +0
1
1, 3, 9, 19, 39, 43, 121, 153 (list; graph; listen)
OFFSET

1,2

COMMENT

No others below 1000.

EXAMPLE

3 is a member because 10^3+87 = 1000+87 = 1087, which is a prime number.

CROSSREFS

Cf. A095688, A108052, A108050, A108312, A107083, A108049, A108054.

Sequence in context: A115238 A005994 A080010 this_sequence A038163 A146819 A147213

Adjacent sequences: A135114 A135115 A135116 this_sequence A135118 A135119 A135120

KEYWORD

hard,more,nonn

AUTHOR

Julien Peter Benney (jpbenney(AT)gmail.com), Feb 12 2008

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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