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.

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A039679 Palindromic and prime Fibonacci-lucky numbers.

Original entry on oeis.org

2, 5, 7, 11, 101, 131, 151, 181, 353, 757, 787, 919, 929, 10501, 12721, 14341, 16661, 17471, 17971, 18181, 18481, 19991, 30803, 31513, 32323, 35053, 36263, 36563, 38083, 38783, 70207, 70507, 70607, 71317, 71917, 74747, 76667, 79997, 93739
Offset: 1

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Keywords

Comments

See A039672 for definition.

Programs

  • Mathematica
    t = Fold[Delete[ #1, Thread[{Rest[Range[0, Length@#1, #1[[ #2]] + #1[[ #2 + 1]]]]}]] &, Range@100000, Range@1000]; Select[t, PrimeQ@# && #==FromDigits@ Reverse@ IntegerDigits@# &] (* Robert G. Wilson v, May 12 2006 *)

Extensions

Corrected by Naohiro Nomoto, Oct 28 2001
More terms from Vit Planocka (planocka(AT)mistral.cz), Sep 13 2003

A039680 Concatenate Fibonacci-lucky numbers.

Original entry on oeis.org

1, 12, 124, 1245, 12457, 1245710, 124571011, 12457101113, 1245710111316, 124571011131619, 12457101113161920, 1245710111316192023, 124571011131619202325
Offset: 1

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Author

Keywords

Comments

See A039672 for definition.

A039682 Even Fibonacci-lucky numbers.

Original entry on oeis.org

2, 4, 10, 16, 20, 28, 32, 38, 40, 50, 52, 56, 58, 68, 74, 76, 82, 86, 88, 104, 106, 118, 122, 124, 130, 136, 154, 158, 164, 166, 182, 190, 196, 200, 202, 208, 212, 220, 236, 238, 248, 250, 254, 256, 262, 266, 268, 280, 284, 302, 308, 310, 316, 320, 328, 340
Offset: 1

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Author

Keywords

Comments

See A039672 for definition.

Extensions

Removed 110, inserted 124 etc to match the current A039672 - R. J. Mathar, Oct 10 2010
More terms from Sean A. Irvine, Feb 21 2021
Previous Showing 11-13 of 13 results.