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A110572 Numbers n such that the string 555n is prime. +0
1
7, 11, 29, 41, 47, 79, 89, 109, 119, 143 (list; graph; listen)
OFFSET

1,1
EXAMPLE

If n=143 then 555n = 555143 (prime).

CROSSREFS

Adjacent sequences: A110569 A110570 A110571 this_sequence A110573 A110574 A110575

Sequence in context: A076304 A122560 A136338 this_sequence A023254 A129807 A045461

KEYWORD

nonn,base

AUTHOR

Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Sep 12 2005

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Last modified January 8 02:43 EST 2009. Contains 152824 sequences.

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