A386054 Primes having only {0, 2, 7, 9} as digits.

2, 7, 29, 79, 97, 227, 229, 277, 709, 727, 797, 907, 929, 977, 997, 2027, 2029, 2099, 2207, 2297, 2707, 2729, 2777, 2797, 2909, 2927, 2999, 7027, 7079, 7207, 7229, 7297, 7727, 7907, 7927, 9007, 9029, 9209, 9227, 9277, 9907, 9929, 20029, 20297, 20707, 20929, 22027

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

Select[FromDigits /@ Tuples[{0, 2, 7, 9}, n], PrimeQ]

Prog

(Magma) [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [0, 2, 7, 9]];
(Python) print(list(islice(primes_with("0279"), 41))) # uses function/imports in A385776
(PARI) primes_with(, 1, [0, 2, 7, 9]) \\ uses function in A385776

Crossrefs

Supersequence of A261181, A261182, A261267, A261268.

Cf. A000040, A385776.

Sequence in context: A166940 A166939 A386168 * A261182 A155186 A203969

Adjacent sequences: A386051 A386052 A386053 * A386055 A386056 A386057

Keyword

nonn,base,easy

Author

Jason Bard, Jul 15 2025

Status

approved