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.

A101644 Second row of array in A101385.

Original entry on oeis.org

8, 34, 144, 152, 610, 618, 644, 2584, 2592, 2618, 2728, 2736, 10946, 10954, 10980, 11090, 11098, 11556, 11564, 11590, 46368, 46376, 46402, 46512, 46520, 46978, 46986, 47012, 48952, 48960, 48986, 49096, 49104, 196418, 196426, 196452, 196562
Offset: 1

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Author

N. J. A. Sloane, Jan 25 2005, Jan 27 2005

Keywords

Crossrefs

Cf. A101385.

Programs

  • Mathematica
    zeck[n_Integer] := Block[{k = Ceiling[ Log[ GoldenRatio, n*Sqrt[5]]], t = n, fr = {}}, While[k > 1, If[t >= Fibonacci[k], AppendTo[fr, 1]; t = t - Fibonacci[k], AppendTo[fr, 0]]; k-- ]; FromDigits[fr]]; kfpv[n_, m_] := Block[{y = Reverse[IntegerDigits[zeck[n]]], z = Reverse[IntegerDigits[zeck[m]]]}, Sum[ y[[i]]*z[[j]]*Fibonacci[(i + 1)(j + 1)], {i, Length[y]}, {j, Length[z]}]];
    Table[ kfpv[n, 2], {n, 40}] (* Robert G. Wilson v, Feb 09 2005 *)

Extensions

More terms from David Applegate, Jan 26 2005
More terms from Robert G. Wilson v, Feb 09 2005