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A107689 Primes with digital product = 3. 14
3, 13, 31, 113, 131, 311, 11113, 11131, 11311, 113111, 131111, 311111, 11111131, 11111311, 11113111, 11131111, 111111113, 111111131, 111113111, 131111111, 11111111113, 11111111131, 11113111111, 11131111111, 31111111111 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..500

MATHEMATICA

Flatten[ Table[ Select[ Sort[ FromDigits /@ Permutations[ Flatten[{3, Table[1, {n}]}]]], PrimeQ[ # ] &], {n, 0, 12}]]

CROSSREFS

Cf. A004022, A107612, A107690, A107691, A107692, A107693, A107694, A107695, A107696, A107697, A107698.

Sequence in context: A242905 A213970 A034050 * A154834 A159047 A219971

Adjacent sequences:  A107686 A107687 A107688 * A107690 A107691 A107692

KEYWORD

base,nonn

AUTHOR

Zak Seidov and Robert G. Wilson v, May 20 2005

STATUS

approved

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Last modified May 21 23:47 EDT 2019. Contains 323472 sequences. (Running on oeis4.)