A260267 -id:A260267 - cp's OEIS frontend

A386092 Primes having only {1, 2, 4, 6} as digits.

2, 11, 41, 61, 211, 241, 421, 461, 641, 661, 1621, 2111, 2141, 2161, 2221, 2411, 2441, 2621, 4111, 4211, 4241, 4261, 4421, 4441, 4621, 6121, 6211, 6221, 6421, 6661, 11161, 11261, 11411, 11621, 12161, 12211, 12241, 12421, 12611, 12641, 14221, 14411, 14461, 14621

Offset: 1

Jason Bard, Jul 16 2025

Supersequence of A260267, A260269, A385774.

Cf. A000040, A030430, A385776.

[p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [1, 2, 4, 6]];

Flatten[Table[Select[FromDigits /@ Tuples[{1, 2, 4, 6}, n], PrimeQ], {n, 7}]]

primes_with(, 1, [1, 2, 4, 6]) \\ uses function in A385776

print(list(islice(primes_with("1246"), 41))) # uses function/imports in A385776

A386093 Primes having only {1, 2, 4, 7} as digits.

Original entry on oeis.org

2, 7, 11, 17, 41, 47, 71, 127, 211, 227, 241, 271, 277, 421, 727, 1117, 1171, 1217, 1277, 1427, 1447, 1471, 1721, 1741, 1747, 1777, 2111, 2141, 2221, 2411, 2417, 2441, 2447, 2477, 2711, 2741, 2777, 4111, 4127, 4177, 4211, 4217, 4241, 4271, 4421, 4441, 4447, 4721

Offset: 1

Jason Bard, Jul 16 2025

Supersequence of A079651, A260267, A260889, A385784.

Cf. A000040, A385776.

[p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [1, 2, 4, 7]];

Flatten[Table[Select[FromDigits /@ Tuples[{1, 2, 4, 7}, n], PrimeQ], {n, 7}]]

primes_with(, 1, [1, 2, 4, 7]) \\ uses function in A385776

print(list(islice(primes_with("1247"), 41))) # uses function/imports in A385776

A386094 Primes having only {1, 2, 4, 9} as digits.

Original entry on oeis.org

2, 11, 19, 29, 41, 149, 191, 199, 211, 229, 241, 419, 421, 449, 491, 499, 911, 919, 929, 941, 991, 1129, 1229, 1249, 1291, 1429, 1499, 1949, 1999, 2111, 2129, 2141, 2221, 2411, 2441, 2999, 4111, 4129, 4211, 4219, 4229, 4241, 4421, 4441, 4919, 4999, 9199, 9221

Offset: 1

Jason Bard, Jul 16 2025

Supersequence of A260267, A260271, A385776, A385785.

Cf. A000040, A385776.

[p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [1, 2, 4, 9]];

Flatten[Table[Select[FromDigits /@ Tuples[{1, 2, 4, 9}, n], PrimeQ], {n, 7}]]

primes_with(, 1, [1, 2, 4, 9]) \\ uses function in A385776

print(list(islice(primes_with("1249"), 41))) # uses function/imports in A385776

cp's OEIS Frontend

A386092 Primes having only {1, 2, 4, 6} as digits.

Views

Author

Keywords

Links

Crossrefs

Programs

Magma

Mathematica

PARI

Python

A386093 Primes having only {1, 2, 4, 7} as digits.

Views

Author

Keywords

Links

Crossrefs

Programs

Magma

Mathematica

PARI

Python

A386094 Primes having only {1, 2, 4, 9} as digits.

Views

Author

Keywords

Links

Crossrefs

Programs

Magma

Mathematica

PARI

Python