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A113615 Primes in which the frequency of every digit is also prime. 1
11, 11177, 11551, 11717, 11777, 12211, 13313, 13331, 14411, 15511, 15551, 16661, 17117, 18181, 19919, 19991, 21121, 21211, 21221, 22111, 22277, 22727, 22777, 27277, 32233, 32323, 33113, 33223, 33311, 33377, 33773, 35353, 35533, 37337 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..34.

EXAMPLE

11777 is a term as it contains two ones and three sevens.

MATHEMATICA

Select[Prime[Range[10^4]], And @@ PrimeQ /@ Length /@ Split[Sort[IntegerDigits[ # ]]] &] (*Chandler*)

CROSSREFS

Sequence in context: A066945 A267359 A267940 * A034873 A075854 A050786

Adjacent sequences:  A113612 A113613 A113614 * A113616 A113617 A113618

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Nov 09 2005

EXTENSIONS

Corrected and extended by Ray Chandler, Nov 11 2005

STATUS

approved

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Last modified November 16 07:10 EST 2018. Contains 317258 sequences. (Running on oeis4.)