|
| |
|
|
A032594
|
|
Twin palindromic primes (upper terms).
|
|
1
|
|
|
|
3, 191, 383, 797, 929, 10601, 11411, 12821, 13931, 15551, 16661, 19991, 30203, 30803, 32423, 35153, 38183, 70607, 77477, 78887, 93239, 94949, 1093901, 1178711, 1243421, 1281821, 1287821, 1328231, 1363631, 1412141, 1464641, 1490941, 1551551
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
COMMENTS
|
Conjecture: sequence is finite. - Charles R Greathouse IV, Mar 22 2011
|
|
|
REFERENCES
|
Martin Gardner, "The Ambidextrous Universe", Penguin Press, Sec. Ed. 1982, pp. 39-41.
|
|
|
LINKS
|
Table of n, a(n) for n=1..33.
P. De Geest, World!Of Palindromic Primes
|
|
|
CROSSREFS
|
Cf. A032593.
Sequence in context: A058856 A158469 A261000 * A159658 A257038 A202109
Adjacent sequences: A032591 A032592 A032593 * A032595 A032596 A032597
|
|
|
KEYWORD
|
nonn,base
|
|
|
AUTHOR
|
Patrick De Geest, May 15 1998
|
|
|
EXTENSIONS
|
Changed offset to 1 - N. J. A. Sloane, Feb 15 2015
|
|
|
STATUS
|
approved
|
| |
|
|
