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.

A033564 a(n+1) = concatenation of a(n) and a(n)+1, with a(0)=1.

Original entry on oeis.org

1, 12, 1213, 12131214, 1213121412131215, 12131214121312151213121412131216, 1213121412131215121312141213121612131214121312151213121412131217
Offset: 0

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Author

Wolfgang Scheufele (ws(AT)pi3.informatik.uni-mannheim.de)

Keywords

Comments

The next term is too large to be included in the DATA section. - N. J. A. Sloane, Oct 20 2021

Programs

  • Mathematica
    NestList[FromDigits[Join[IntegerDigits[#],IntegerDigits[#+1]]]&,1,6] (* Jayanta Basu, May 20 2013 *)