The On-Line Encyclopedia of Integer Sequences (OEIS)

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A088091

Primes p such that the smallest palindrome beginning with p with odd number of digits is also a palindrome.
(history; published version)

#4 by N. J. A. Sloane at Thu Dec 05 19:56:33 EST 2013

AUTHOR

_Amarnath Murthy (amarnath_murthy(AT)yahoo.com), _, Sep 23 2003

Discussion

Thu Dec 05

19:56

OEIS Server: https://oeis.org/edit/global/2075

#3 by Russ Cox at Sat Mar 31 13:20:50 EDT 2012

EXTENSIONS

More terms from _David Wasserman (wasserma(AT)spawar.navy.mil), _, Jul 15 2005

Discussion

Sat Mar 31

13:20

OEIS Server: https://oeis.org/edit/global/880

#2 by N. J. A. Sloane at Tue Jul 19 03:00:00 EDT 2005

DATA

2, 3, 5, 7, 13, 19, 31, 37, 79, 101, 103, 113, 127, 131, 139, 151, 163, 179, 181, 191, 193, 199, 307, 313, 353, 373, 383, 719, 727, 757, 773, 787, 797, 907, 919, 929, 937, 967, 983, 1033, 1093, 1117, 1123, 1129, 1153, 1163, 1193, 1201, 1327, 1409, 1447, 1489

OFFSET

0,1,1

KEYWORD

base,more,nonn,new

EXTENSIONS

More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Jul 15 2005

#1 by N. J. A. Sloane at Thu Feb 19 03:00:00 EST 2004

NAME

Primes p such that the smallest palindrome beginning with p with odd number of digits is also a palindrome.

DATA

13, 19, 31, 37, 79, 103, 113, 127, 139, 163, 179, 181, 193, 199, 307, 353, 719

OFFSET

0,1

EXAMPLE

103 is a term as 10301 is also prime. 199 is a member as 19991 is prime having 5 (odd) digits. (though 1991 is the smallest palindrome beginning with 199.)

KEYWORD

base,more,nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Sep 23 2003

STATUS

approved