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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A331558 E.g.f.: log(1 - x - log(1 - x)).

Original entry on oeis.org

0, 1, 2, 3, 4, 20, 216, 1862, 13840, 104904, 949200, 10517232, 130307904, 1694503824, 23063845728, 335427395760, 5269616092416, 88835797577472, 1587229554415104, 29838489410093184, 589394278657267200, 12235109311726689024, 266570965998899071488
Offset: 1

Views

Author

Ilya Gutkovskiy, Jan 20 2020

Keywords

Comments

Logarithmic transform applied twice to A000166.

Crossrefs

Cf. A000166, A052808, A089064, A331559.

Programs

  • Mathematica
    nmax = 23; CoefficientList[Series[Log[1 - x - Log[1 - x]], {x, 0, nmax}], x] Range[0, nmax]! // Rest
Showing 1-1 of 1 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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