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A179914 Primes with six embedded primes. 2
1733, 1973, 2113, 2137, 2237, 2311, 2347, 2371, 2713, 2719, 2837, 2953, 2971, 3373, 3673, 3719, 3733, 3739, 4337, 4373, 4397, 4673, 5231, 5233, 5347, 5479, 6131, 6197, 6317, 6733, 6737, 7193, 7331, 7523, 8237, 8317, 8537, 9719, 10313, 10337, 10937 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

A079066(a(n)) = 6.

LINKS

Table of n, a(n) for n=1..41.

MATHEMATICA

f[n_] := Block[ {id = IntegerDigits@n}, len = Length@ id - 1; Count[ PrimeQ@ Union[ FromDigits@# & /@ Flatten[ Table[ Partition[ id, k, 1], {k, len}], 1]], True] + 1]; Select[ Prime@ Range@ 1330, f@# == 7 &]

PROG

(Haskell)

import Data.List (elemIndices)

a179914 n = a179914_list !! (n-1)

a179914_list = map (a000040 . (+ 1)) $ elemIndices 6 a079066_list

-- Reinhard Zumkeller, Jul 19 2011

CROSSREFS

Cf. A039996, A079397, A033274, A034844, A092621, A179909 - A179919, A033274.

Sequence in context: A256807 A008745 A230967 * A113701 A283385 A083606

Adjacent sequences:  A179911 A179912 A179913 * A179915 A179916 A179917

KEYWORD

base,nonn

AUTHOR

Robert G. Wilson v, Aug 01 2010

STATUS

approved

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Last modified January 25 00:44 EST 2022. Contains 350565 sequences. (Running on oeis4.)