cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

Showing 1-6 of 6 results.

A386053 Primes having only {0, 2, 7, 8} as digits.

Original entry on oeis.org

2, 7, 227, 277, 727, 787, 827, 877, 887, 2027, 2087, 2207, 2287, 2707, 2777, 2887, 7027, 7207, 7727, 7877, 8087, 8287, 8707, 8807, 8887, 20287, 20707, 20807, 20887, 22027, 22277, 22727, 22777, 22787, 22807, 22877, 27077, 27277, 27827, 28027, 28087, 28277, 28807
Offset: 1

Views

Author

Jason Bard, Jul 15 2025

Keywords

Links

Crossrefs

Supersequence of A261267, A385771, A385789.
Cf. A000040, A030432, A385776.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [0, 2, 7, 8]];
  • Mathematica
    Select[FromDigits /@ Tuples[{0, 2, 7, 8}, n], PrimeQ]
  • PARI
    primes_with(, 1, [0, 2, 7, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("0278"), 41))) # uses function/imports in A385776

A386067 Primes having only {0, 3, 7, 8} as digits.

Original entry on oeis.org

3, 7, 37, 73, 83, 307, 337, 373, 383, 733, 773, 787, 877, 883, 887, 3037, 3083, 3307, 3373, 3733, 3803, 3833, 3877, 7307, 7333, 7703, 7873, 7877, 7883, 8087, 8377, 8387, 8707, 8737, 8783, 8803, 8807, 8837, 8887, 30307, 30703, 30707, 30773, 30803, 33037, 33073
Offset: 1

Views

Author

Jason Bard, Jul 16 2025

Keywords

Links

Crossrefs

Supersequence of A260378, A260381, A261267, A385771.
Cf. A000040, A385776.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [0, 3, 7, 8]];
  • Mathematica
    Select[FromDigits /@ Tuples[{0, 3, 7, 8}, n], PrimeQ]
  • PARI
    primes_with(, 1, [0, 3, 7, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("0378"), 41))) # uses function/imports in A385776

A386074 Primes having only {0, 4, 7, 8} as digits.

Original entry on oeis.org

7, 47, 487, 787, 877, 887, 4007, 4447, 4787, 4877, 7477, 7487, 7877, 8087, 8447, 8707, 8747, 8807, 8887, 40087, 40487, 40787, 40847, 44087, 44777, 44887, 47087, 47407, 47777, 47807, 48407, 48487, 48787, 48847, 70487, 70877, 74047, 74077, 74707, 74747, 74887, 77047
Offset: 1

Views

Author

Jason Bard, Jul 16 2025

Keywords

Links

Crossrefs

Subsequence of A030432.
Supersequence of A384449, A385771, A385795.
Cf. A000040, A385776.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [0, 4, 7, 8]];
  • Mathematica
    Select[FromDigits /@ Tuples[{0, 4, 7, 8}, n], PrimeQ]
  • PARI
    primes_with(, 1, [0, 4, 7, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("0478"), 41))) # uses function/imports in A385776

A386079 Primes having only {0, 5, 7, 8} as digits.

Original entry on oeis.org

5, 7, 557, 577, 587, 757, 787, 857, 877, 887, 5077, 5087, 5507, 5557, 5807, 5857, 7057, 7507, 7577, 7757, 7877, 8087, 8707, 8807, 8887, 50077, 50087, 50587, 50707, 50777, 50857, 55057, 55787, 55807, 57077, 57557, 57587, 57787, 58057, 58757, 58787, 70507, 70877
Offset: 1

Views

Author

Jason Bard, Jul 16 2025

Keywords

Links

Crossrefs

Supersequence of A260827, A260830, A385771.
Cf. A000040, A030432, A385776.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [0, 5, 7, 8]];
  • Mathematica
    Select[FromDigits /@ Tuples[{0, 5, 7, 8}, n], PrimeQ]
  • PARI
    primes_with(, 1, [0, 5, 7, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("0578"), 41))) # uses function/imports in A385776

A386082 Primes having only {0, 6, 7, 8} as digits.

Original entry on oeis.org

7, 67, 607, 677, 787, 877, 887, 6007, 6067, 6607, 7607, 7687, 7867, 7877, 8087, 8677, 8707, 8807, 8867, 8887, 60077, 60607, 60887, 66067, 66877, 67607, 67777, 67807, 67867, 68087, 68687, 68767, 68777, 70067, 70607, 70667, 70687, 70867, 70877, 76607, 76667, 76777
Offset: 1

Views

Author

Jason Bard, Jul 16 2025

Keywords

Links

Crossrefs

Subsequence of A030432.
Supersequence of A385770, A385771, A385799.
Cf. A000040, A385776.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [0, 6, 7, 8]];
  • Mathematica
    Select[FromDigits /@ Tuples[{0, 6, 7, 8}, n], PrimeQ]
  • PARI
    primes_with(, 1, [0, 6, 7, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("0678"), 41))) # uses function/imports in A385776

A386084 Primes having only {0, 7, 8, 9} as digits.

Original entry on oeis.org

7, 79, 89, 97, 709, 787, 797, 809, 877, 887, 907, 977, 997, 7079, 7789, 7877, 7879, 7907, 8009, 8087, 8089, 8707, 8779, 8807, 8887, 8999, 9007, 9787, 9887, 9907, 70009, 70079, 70099, 70709, 70877, 70879, 70979, 70997, 70999, 77797, 77899, 77977, 77999, 78007
Offset: 1

Views

Author

Jason Bard, Jul 16 2025

Keywords

Links

Crossrefs

Supersequence of A106110, A261181, A385771, A385772.
Cf. A000040, A385776.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [0, 7, 8, 9]];
  • Mathematica
    Select[FromDigits /@ Tuples[{0, 7, 8, 9}, n], PrimeQ]
  • PARI
    primes_with(, 1, [0, 7, 8, 9]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("0789"), 41))) # uses function/imports in A385776
Showing 1-6 of 6 results.

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