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A032618 Numbers n such that n concatenated with n + 3 is a prime. +0
2
4, 8, 10, 16, 44, 46, 56, 58, 68, 74, 86, 94, 98, 100, 104, 106, 136, 140, 148, 154, 158, 160, 166, 176, 184, 194, 206, 230, 244, 250, 254, 260, 266, 268, 274, 286, 296, 308, 310, 328, 338, 344, 346, 370, 380, 388, 410, 416, 430, 434, 436, 440, 448, 460 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Cf. A032608.

Sequence in context: A036311 A020209 A046559 this_sequence A090696 A048247 A130442

Adjacent sequences: A032615 A032616 A032617 this_sequence A032619 A032620 A032621

KEYWORD

nonn

AUTHOR

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

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Last modified November 23 10:40 EST 2009. Contains 167421 sequences.


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