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A088095 a(1) = 1, a(n) = smallest number == 1 mod (a(n-1)) and > 1 such that every concatenation (n>1) is prime. 1
1, 3, 7, 29, 117, 1639, 45893, 734289, 54337387, 434699097 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..10.

CROSSREFS

Cf. A088096.

Sequence in context: A171180 A151358 A110613 * A217576 A173280 A141477

Adjacent sequences:  A088092 A088093 A088094 * A088096 A088097 A088098

KEYWORD

base,fini,full,nonn

AUTHOR

Amarnath Murthy, Sep 24 2003

EXTENSIONS

More terms from David Wasserman, Jul 19 2005

STATUS

approved

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Last modified November 13 02:28 EST 2018. Contains 317120 sequences. (Running on oeis4.)