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.

Previous Showing 11-17 of 17 results.

A036108 A summarize Fibonacci sequence: summarize the previous two terms!.

Original entry on oeis.org

2, 0, 1210, 122120, 424120, 24523120, 153413522120, 352433624120, 16353453624120, 36354463523120, 46454473423120, 1736357463422120, 3736257453523120, 4736453473623120, 4736454483522120, 183736357463522120
Offset: 0

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Keywords

Crossrefs

Cf. A036059.

Formula

From the 50th term the sequence gets into a cycle of 117.

A036110 A summarize Fibonacci sequence: summarize the previous two terms!.

Original entry on oeis.org

2, 2, 22, 32, 1332, 332211, 433231, 14533231, 1524632231, 162524534241, 263544336241, 363564435231, 463554733221, 17364544733221, 37263554634231, 37363554734231, 37364544933221, 1937263554933221, 3927263544835231, 391827264534836231, 293827363544836231
Offset: 0

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Keywords

Comments

From the 26th term the sequence gets into a cycle of 46.

Crossrefs

Programs

  • Python
    def aupton(nn):
      alst = [2, 2]
      for n in range(2, nn+1):
        prev2, anstr = sorted(str(alst[-2]) + str(alst[-1])), ""
        for d in sorted(set(prev2), reverse=True):
          anstr += str(prev2.count(d)) + d
        alst.append(int(anstr))
      return alst
    print(aupton(20)) # Michael S. Branicky, Feb 02 2021

A036111 A summarize Fibonacci sequence: summarize the previous two terms!.

Original entry on oeis.org

2, 3, 1312, 231221, 234241, 24235231, 1534335221, 3524535231, 5524634231, 165534534221, 265544434231, 265564434231, 364574434221, 17363574434221, 37262574534231, 47263554635231, 37365544635221, 27466544634221
Offset: 0

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Keywords

Comments

From the 76th term the sequence gets into a cycle of 3.

Crossrefs

Cf. A036059.

A036112 A summarize Fibonacci sequence: summarize the previous two terms!.

Original entry on oeis.org

3, 1, 1311, 1341, 142351, 1524231241, 2534234251, 3544336241, 163554534221, 264554533231, 266544534231, 365554534221, 366554434221, 366554434221, 464564434221, 463584334221, 18362584434221, 38262564535231
Offset: 0

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Author

Keywords

Comments

From the 82nd term the sequence gets into a cycle of 46.

Crossrefs

Cf. A036059.

A036113 A summarize Fibonacci sequence: summarize the previous two terms!.

Original entry on oeis.org

3, 2, 1312, 132221, 234241, 24235231, 1534335221, 3524535231, 5524634231, 165534534221, 265544434231, 265564434231, 364574434221, 17363574434221, 37262574534231, 47263554635231, 37365544635221, 27466544634221
Offset: 0

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Author

Keywords

Comments

From the 76th term the sequence gets into a cycle of 3.

Crossrefs

Cf. A036059.

A036114 A summarize Fibonacci sequence: summarize the previous two terms!.

Original entry on oeis.org

3, 3, 23, 2312, 233211, 334231, 14533231, 1524632231, 162524534241, 263544336241, 363564435231, 463554733221, 17364544733221, 37263554634231, 37363554734231, 37364544933221, 1937263554933221, 3927263544835231
Offset: 0

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Author

Keywords

Comments

From the 25th term the sequence gets into a cycle of 46.

Crossrefs

Cf. A036059.

A036115 A summarize Fibonacci sequence: summarize the previous two terms!.

Original entry on oeis.org

4, 1, 1411, 1441, 3451, 15341331, 25244341, 2544432241, 2574235221, 173554237221, 374524337231, 473534635231, 37163544833221, 1827263544833231, 3827262544835241, 4827263554637231, 3837364554537221
Offset: 0

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Author

Keywords

Comments

From the 23rd term the sequence gets into a cycle of 16.

Crossrefs

Cf. A036059.
Previous Showing 11-17 of 17 results.