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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

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Last modified October 23 17:32 EDT 2019. Contains 328373 sequences. (Running on oeis4.)