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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A050239 Consecutive square palindromic primes; palindromic primes of the form x^2+(x+1)^2, where x are given by A050236. 1
5, 181, 313, 3187813 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..4.

C. Rivera, Source 3

Eric Weisstein's World of Mathematics, Palindromic Prime

P. De Geest, Palindromic Sums of Squares of Consecutive Integers

CROSSREFS

Cf. A050236.

Sequence in context: A162136 A053363 A027572 * A218690 A256286 A304277

Adjacent sequences:  A050236 A050237 A050238 * A050240 A050241 A050242

KEYWORD

nonn,nice,hard,base

AUTHOR

Eric W. Weisstein

EXTENSIONS

No others < 10^20 - Patrick De Geest, 8/99.

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 July 17 01:41 EDT 2018. Contains 312693 sequences. (Running on oeis4.)