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A103129 Least k such that 10^n + k - 1 is the first of a pair of twin primes. +0
1
2, 2, 20, 8, 152, 38, 140, 38, 8, 278, 818, 62, 1268, 98, 2372, 1550, 20, 620, 98, 392, 410, 650, 5528, 2732, 560, 950, 428, 602, 2798, 1682, 7190, 2450, 6752, 7598, 8420, 16880, 872, 5570, 10328, 16112, 2132, 6122, 23330, 5180, 4250, 2642, 2258, 3998 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A001183 A141084 A093777 this_sequence A009340 A053593 A002907

Adjacent sequences: A103126 A103127 A103128 this_sequence A103130 A103131 A103132

KEYWORD

nonn

AUTHOR

Pierre CAMI (pierrecami(AT)tele2.fr), Mar 17 2005

EXTENSIONS

Corrected and extended by Don Reble, Mar 18 2005

page 1

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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


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