A386175 Primes having only {3, 4, 6, 9} as digits.

3, 43, 349, 433, 439, 443, 449, 463, 499, 643, 3343, 3433, 3449, 3463, 3469, 3499, 3643, 3943, 4339, 4349, 4363, 4463, 4493, 4639, 4643, 4649, 4663, 4933, 4943, 4969, 4993, 4999, 6343, 6449, 6469, 6949, 9343, 9349, 9433, 9439, 9463, 9643, 9649, 9949, 33343, 33349

Offset

1,1

Links

Jason Bard, Table of n, a(n) for n = 1..10000

Index to entries for primes with digits in a given set

Mathematica

Flatten[Table[Select[FromDigits /@ Tuples[{3, 4, 6, 9}, n], PrimeQ], {n, 7}]]

Prog

(Magma) [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [3, 4, 6, 9]];
(Python) print(list(islice(primes_with("3469"), 41))) # uses function/imports in A385776
(PARI) primes_with(, 1, [3, 4, 6, 9]) \\ uses function in A385776

Crossrefs

Supersequence of A107666, A199346, A199349.

Cf. A000040, A385776.

Sequence in context: A197778 A321970 A386060 * A199349 A197609 A386057

Adjacent sequences: A386172 A386173 A386174 * A386176 A386177 A386178

Keyword

nonn,base,easy

Author

Jason Bard, Jul 18 2025

Status

approved