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

 

Logo

The October issue of the Notices of the Amer. Math. Soc. has an article about the OEIS.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A032593 Twin palindromic primes (lower terms). 1
2, 181, 373, 787, 919, 10501, 11311, 12721, 13831, 15451, 16561, 19891, 30103, 30703, 32323, 35053, 38083, 70507, 77377, 78787, 93139, 94849, 1092901, 1177711, 1242421, 1280821, 1286821, 1327231, 1362631, 1411141, 1463641, 1489841, 1550551 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

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

EXAMPLE

Twin palindromic primes differ from the middle digits outwards (373,383);(9439349,9440449).

CROSSREFS

Cf. A032594.

Sequence in context: A239548 A272237 A094221 * A176477 A094483 A258426

Adjacent sequences:  A032590 A032591 A032592 * A032594 A032595 A032596

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, May 15 1998

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 25 11:05 EDT 2018. Contains 315389 sequences. (Running on oeis4.)