A061372 - OEIS

A061372

Primes having only 0,4,6,8,9 as digits.

89, 409, 449, 499, 809, 4049, 4099, 4409, 4649, 4889, 4909, 4969, 4999, 6089, 6449, 6469, 6689, 6869, 6899, 6949, 8009, 8069, 8089, 8609, 8669, 8689, 8699, 8849, 8969, 8999, 9049, 9649, 9689, 9949, 40009, 40099, 40499, 40609, 40699, 40849, 40949

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OFFSET

1,1

COMMENTS

Primes having digits that are all 0 or composite.

LINKS

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

EXAMPLE

a(5) = 4049 is a prime and 4,0,9 are 0 or composite digits.

MATHEMATICA

Select[FromDigits/@Tuples[{0, 4, 6, 8, 9}, 5], PrimeQ] (* Harvey P. Dale, May 04 2011 *)

CROSSREFS

Cf. A061371, A051416.

Sequence in context: A257118 A244777 A107192 * A254754 A083473 A142186

Adjacent sequences: A061369 A061370 A061371 * A061373 A061374 A061375

KEYWORD

nonn,base,easy,less

AUTHOR

Amarnath Murthy, May 02 2001

EXTENSIONS

More terms from Erich Friedman, May 08 2001

Definition corrected Dec 05 2006

STATUS

approved