login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A059706 Smallest prime p such that p^n reversed is a prime. 0
2, 19, 5, 2, 2, 107, 2, 23, 131, 2, 17, 7, 71, 41, 47, 53, 2, 157, 79, 641, 47, 743, 109, 2, 19, 5, 1201, 193, 541, 47, 643, 1231, 3023, 173, 113, 5, 2, 101, 67, 71, 349, 353, 5, 53, 2, 709, 163, 677, 4337, 1327, 919, 769, 317, 23, 2, 503, 1009, 197, 167, 1663, 23, 37 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MATHEMATICA

Do[ k = 2; While[ ! PrimeQ[ k ] || ! PrimeQ[ ToExpression[ StringReverse[ ToString[ k^n ] ] ] ], k++ ]; Print[ k ], {n, 1, 100} ]

CROSSREFS

Cf. A059215.

Sequence in context: A007184 A067765 A086367 * A128361 A096481 A176618

Adjacent sequences:  A059703 A059704 A059705 * A059707 A059708 A059709

KEYWORD

base,nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 06 2001

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 14 15:24 EST 2012. Contains 205626 sequences.