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 1-7 of 7 results.

A386036 Primes having only {0, 1, 6, 8} as digits.

Original entry on oeis.org

11, 61, 101, 181, 601, 661, 811, 881, 1061, 1181, 1601, 1801, 1811, 1861, 6011, 6101, 6661, 8011, 8081, 8101, 8111, 8161, 8681, 8861, 10061, 10111, 10181, 10601, 10861, 11161, 11681, 11801, 16001, 16061, 16111, 16661, 16811, 18061, 18181, 18661, 60101, 60161
Offset: 1

Views

Author

Jason Bard, Jul 14 2025

Keywords

Crossrefs

Subsequence of A030430.
Supersequence of A061247, A199326, A385782.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [0, 1, 6, 8]];
    
  • Mathematica
    Select[FromDigits /@ Tuples[{0, 1, 6, 8}, n], PrimeQ]
  • PARI
    primes_with(, 1, [0, 1, 6, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("0168"), 41))) # uses function/imports in A385776
    

A386100 Primes having only {1, 2, 6, 8} as digits.

Original entry on oeis.org

2, 11, 61, 181, 211, 281, 661, 811, 821, 881, 1181, 1621, 1811, 1861, 2111, 2161, 2221, 2281, 2621, 2861, 6121, 6211, 6221, 6661, 8111, 8161, 8221, 8681, 8821, 8861, 11161, 11261, 11621, 11681, 11821, 12161, 12211, 12281, 12611, 12821, 16111, 16661, 16811, 18121
Offset: 1

Views

Author

Jason Bard, Jul 17 2025

Keywords

Crossrefs

Supersequence of A385774, A385775, A385782.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [1, 2, 6, 8]];
    
  • Mathematica
    Flatten[Table[Select[FromDigits /@ Tuples[{1, 2, 6, 8}, n], PrimeQ], {n, 7}]]
  • PARI
    primes_with(, 1, [1, 2, 6, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("1268"), 41))) # uses function/imports in A385776
    

A386115 Primes having only {1, 3, 6, 8} as digits.

Original entry on oeis.org

3, 11, 13, 31, 61, 83, 113, 131, 163, 181, 311, 313, 331, 383, 613, 631, 661, 683, 811, 863, 881, 883, 1163, 1181, 1361, 1381, 1613, 1663, 1811, 1831, 1861, 3163, 3181, 3313, 3331, 3361, 3613, 3631, 3833, 3863, 3881, 6113, 6131, 6133, 6163, 6311, 6361, 6661, 6833
Offset: 1

Views

Author

Jason Bard, Jul 17 2025

Keywords

Crossrefs

Supersequence of A385777, A385778, A385782, A385791.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [1, 3, 6, 8]];
    
  • Mathematica
    Flatten[Table[Select[FromDigits /@ Tuples[{1, 3, 6, 8}, n], PrimeQ], {n, 7}]]
  • PARI
    primes_with(, 1, [1, 3, 6, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("1368"), 41))) # uses function/imports in A385776
    

A386124 Primes having only {1, 4, 6, 8} as digits.

Original entry on oeis.org

11, 41, 61, 181, 461, 641, 661, 811, 881, 1181, 1481, 1811, 1861, 4111, 4441, 4481, 4861, 6481, 6661, 6841, 8111, 8161, 8461, 8641, 8681, 8861, 11161, 11411, 11681, 14411, 14461, 16111, 16141, 16411, 16481, 16661, 16811, 18181, 18461, 18481, 18661, 41141, 41161
Offset: 1

Views

Author

Jason Bard, Jul 17 2025

Keywords

Crossrefs

Supersequence of A260269, A260270, A385782.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [1, 4, 6, 8]];
    
  • Mathematica
    Flatten[Table[Select[FromDigits /@ Tuples[{1, 4, 6, 8}, n], PrimeQ], {n, 7}]]
  • PARI
    primes_with(, 1, [1, 4, 6, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("1468"), 41))) # uses function/imports in A385776
    

A386130 Primes having only {1, 5, 6, 8} as digits.

Original entry on oeis.org

5, 11, 61, 151, 181, 661, 811, 881, 1151, 1181, 1511, 1811, 1861, 5581, 5651, 5851, 5861, 5881, 6151, 6551, 6581, 6661, 8111, 8161, 8581, 8681, 8861, 11161, 11551, 11681, 15161, 15511, 15551, 15581, 15661, 15881, 16111, 16561, 16651, 16661, 16811, 18181, 18661
Offset: 1

Views

Author

Jason Bard, Jul 17 2025

Keywords

Crossrefs

Supersequence of A385779, A385780, A385782.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [1, 5, 6, 8]];
    
  • Mathematica
    Flatten[Table[Select[FromDigits /@ Tuples[{1, 5, 6, 8}, n], PrimeQ], {n, 7}]]
  • PARI
    primes_with(, 1, [1, 5, 6, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("1568"), 41))) # uses function/imports in A385776
    

A386135 Primes having only {1, 6, 7, 8} as digits.

Original entry on oeis.org

7, 11, 17, 61, 67, 71, 167, 181, 617, 661, 677, 761, 787, 811, 877, 881, 887, 1117, 1171, 1181, 1187, 1667, 1777, 1787, 1811, 1861, 1867, 1871, 1877, 6661, 6761, 6781, 6871, 7177, 7187, 7681, 7687, 7717, 7817, 7867, 7877, 8111, 8117, 8161, 8167, 8171, 8677, 8681
Offset: 1

Views

Author

Jason Bard, Jul 17 2025

Keywords

Crossrefs

Supersequence of A260891, A260892, A385782, A385799.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [1, 6, 7, 8]];
    
  • Mathematica
    Flatten[Table[Select[FromDigits /@ Tuples[{1, 6, 7, 8}, n], PrimeQ], {n, 7}]]
  • PARI
    primes_with(, 1, [1, 6, 7, 8]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("1678"), 41))) # uses function/imports in A385776
    

A386137 Primes having only {1, 6, 8, 9} as digits.

Original entry on oeis.org

11, 19, 61, 89, 181, 191, 199, 619, 661, 691, 811, 881, 911, 919, 991, 1181, 1619, 1669, 1699, 1811, 1861, 1889, 1999, 6199, 6619, 6661, 6689, 6691, 6869, 6899, 6911, 6961, 6991, 8111, 8161, 8191, 8669, 8681, 8689, 8699, 8819, 8861, 8969, 8999, 9161, 9181, 9199
Offset: 1

Views

Author

Jason Bard, Jul 17 2025

Keywords

Crossrefs

Supersequence of A363023, A385782, A385783, A385800.

Programs

  • Magma
    [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [1, 6, 8, 9]];
    
  • Mathematica
    Flatten[Table[Select[FromDigits /@ Tuples[{1, 6, 8, 9}, n], PrimeQ], {n, 7}]]
  • PARI
    primes_with(, 1, [1, 6, 8, 9]) \\ uses function in A385776
  • Python
    print(list(islice(primes_with("1689"), 41))) # uses function/imports in A385776
    
Showing 1-7 of 7 results.