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A032728 n prefixed by '3' and followed by '9' is a prime. +0
1
4, 5, 7, 8, 10, 11, 16, 20, 22, 25, 29, 31, 32, 35, 38, 44, 46, 49, 52, 53, 55, 65, 70, 71, 73, 76, 77, 88, 91, 92, 98, 101, 103, 106, 107, 113, 115, 118, 121, 124, 125, 131, 137, 146, 148, 164, 169, 172, 176, 179, 184, 185, 200, 202, 205, 206, 208, 209, 211 (list; graph; listen)
OFFSET

0,1

CROSSREFS

Sequence in context: A005048 A119642 A097482 this_sequence A078577 A037259 A118731

Adjacent sequences: A032725 A032726 A032727 this_sequence A032729 A032730 A032731

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), May 15, 1998.

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Last modified December 20 13:54 EST 2009. Contains 171081 sequences.


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