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A128389 Emirps with only composite digits (i.e., 4, 6, 8, 9). 2
94889, 98849, 98999, 99989, 946949, 949649, 9446989, 9464849, 9466949, 9468869, 9468989, 9484649, 9489899, 9494689, 9496649, 9648889, 9666689, 9688649, 9689689, 9699889, 9844699, 9844889, 9846989, 9864889, 9864949, 9866669 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Subsequence of A128374.

LINKS

Table of n, a(n) for n=1..26.

MATHEMATICA

Select[Prime@Range[10^6], # != r[ # ] && PrimeQ[r[ # ]] && Intersection[IntegerDigits[ # ], {0, 1, 2, 3, 5, 7}] == {} &] (* Ray Chandler, Mar 06 2007 *)

CROSSREFS

Cf. A006567, A128388, A128390.

Sequence in context: A128376 A216122 A206411 * A258420 A206105 A230734

Adjacent sequences:  A128386 A128387 A128388 * A128390 A128391 A128392

KEYWORD

nonn,less,base

AUTHOR

Lekraj Beedassy, Feb 28 2007

EXTENSIONS

Extended by Ray Chandler, Mar 06 2007

STATUS

approved

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Last modified May 22 09:50 EDT 2022. Contains 353949 sequences. (Running on oeis4.)