A386160 Primes having only {2, 5, 6, 7} as digits.

2, 5, 7, 67, 227, 257, 277, 557, 577, 677, 727, 757, 2267, 2557, 2657, 2677, 2767, 2777, 5227, 5527, 5557, 5657, 6257, 6277, 6577, 7577, 7727, 7757, 22277, 22567, 22727, 22777, 25577, 25657, 25667, 26227, 26267, 26557, 26627, 26777, 27277, 27527, 27767, 52267

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[{2, 5, 6, 7}, n], PrimeQ], {n, 7}]]

Prog

(Magma) [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [2, 5, 6, 7]];
(Python) print(list(islice(primes_with("2567"), 41))) # uses function/imports in A385776
(PARI) primes_with(, 1, [2, 5, 6, 7]) \\ uses function in A385776

Crossrefs

Supersequence of A214705, A260829, A385787.

Cf. A000040, A030432, A385776.

Sequence in context: A041125 A293592 A383821 * A042257 A343833 A103056

Adjacent sequences: A386157 A386158 A386159 * A386161 A386162 A386163

Keyword

nonn,base,easy

Author

Jason Bard, Jul 18 2025

Status

approved