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A032631 Primes that are concatenations of n with n + 8. 0
19, 311, 1321, 1523, 2129, 3947, 4957, 5563, 6977, 7583, 9199, 111119, 115123, 159167, 163171, 165173, 169177, 171179, 183191, 193201, 195203, 199207, 201209, 205213, 211219, 229237, 235243, 241249, 249257, 265273 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..30.

CROSSREFS

Cf. A032613, A032623.

Sequence in context: A074460 A267010 A182460 * A142430 A180845 A138943

Adjacent sequences:  A032628 A032629 A032630 * A032632 A032633 A032634

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, May 15 1998

EXTENSIONS

Edited by Charles R Greathouse IV, Apr 28 2010

STATUS

approved

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Last modified June 24 09:37 EDT 2019. Contains 324323 sequences. (Running on oeis4.)