login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A067899 Fractal palindromic primes of second order. 0
3135313, 3732373, 3836383, 7276727, 7278727, 7576757, 7873787, 7977797, 11311511311, 11411311411, 131113161311131, 151315131513151, 919691979196919, 10301110301310301110301, 10501210501610501210501 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..15.

EXAMPLE

11411311411 is a palindromic prime in the sequence because about the middle 3, either wing 11411 is itself a palindromic prime, further made up, about a middle 4, of wings 11, another palindromic prime.

CROSSREFS

Cf. A082584.

Cf. A082599.

Sequence in context: A186551 A172606 A234151 * A234449 A204629 A235070

Adjacent sequences: A067896 A067897 A067898 * A067900 A067901 A067902

KEYWORD

base,nonn

AUTHOR

Lekraj Beedassy, May 13 2003

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 26 18:38 EDT 2023. Contains 361552 sequences. (Running on oeis4.)