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A089336 Smallest palindrome such that every partial concatenation is prime. 0

%I #4 Dec 05 2013 19:56:35

%S 2,3,3,3,3,77,1,191,1,3,33,191,9,3,393,99,3,333,747,1221,727,1881,

%T 1331,9009,7447,101,909,373,909,3773,33,151,191,1,3003,7667,3553,

%U 16661,15651,38283,7,767,38383,32123,333,3,373,14741,919,13331,34743,11011,1331

%N Smallest palindrome such that every partial concatenation is prime.

%C Though initial terms match, this is different from A089335.

%e 2, 23, 233, 2333, 23333, 2333377, etc. are primes.

%Y Cf. A089335.

%K base,nonn

%O 1,1

%A _Amarnath Murthy_, Nov 04 2003

%E More terms from _David Wasserman_, Sep 14 2005

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Last modified April 18 13:29 EDT 2024. Contains 371780 sequences. (Running on oeis4.)