A386190 Primes having only {4, 5, 7, 8} as digits.

5, 7, 47, 457, 487, 547, 557, 577, 587, 757, 787, 857, 877, 887, 4447, 4457, 4547, 4787, 4877, 5477, 5557, 5857, 7457, 7477, 7487, 7547, 7577, 7757, 7877, 8447, 8747, 8887, 44587, 44777, 44887, 45557, 45587, 45757, 45887, 47777, 47857, 48487, 48757, 48787, 48847

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[{4, 5, 7, 8}, n], PrimeQ], {n, 7}]]

Prog

(Magma) [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [4, 5, 7, 8]];
(Python) print(list(islice(primes_with("4578"), 41))) # uses function/imports in A385776
(PARI) primes_with(, 1, [4, 5, 7, 8]) \\ uses function in A385776

Crossrefs

Supersequence of A217039, A260830, A385795.

Cf. A000040, A030432, A385776.

Sequence in context: A106114 A386191 A386188 * A386070 A217039 A299452

Adjacent sequences: A386187 A386188 A386189 * A386191 A386192 A386193

Keyword

nonn,base,easy

Author

Jason Bard, Jul 18 2025

Status

approved