A089336 Smallest palindrome such that every partial concatenation is prime.

2, 3, 3, 3, 3, 77, 1, 191, 1, 3, 33, 191, 9, 3, 393, 99, 3, 333, 747, 1221, 727, 1881, 1331, 9009, 7447, 101, 909, 373, 909, 3773, 33, 151, 191, 1, 3003, 7667, 3553, 16661, 15651, 38283, 7, 767, 38383, 32123, 333, 3, 373, 14741, 919, 13331, 34743, 11011, 1331

Offset

1,1

Comments

Though initial terms match, this is different from A089335.

Links

Table of n, a(n) for n=1..53.

Example

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

Crossrefs

Cf. A089335.

Sequence in context: A033679 A051670 A089702 * A089335 A088093 A282352

Adjacent sequences: A089333 A089334 A089335 * A089337 A089338 A089339

Keyword

base,nonn

Author

Amarnath Murthy, Nov 04 2003

Extensions

More terms from David Wasserman, Sep 14 2005

Status

approved