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.

A165827 Totally multiplicative sequence with a(p) = 6.

Original entry on oeis.org

1, 6, 6, 36, 6, 36, 6, 216, 36, 36, 6, 216, 6, 36, 36, 1296, 6, 216, 6, 216, 36, 36, 6, 1296, 36, 36, 216, 216, 6, 216, 6, 7776, 36, 36, 36, 1296, 6, 36, 36, 1296, 6, 216, 6, 216, 216, 36, 6, 7776, 36, 216
Offset: 1

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Author

Jaroslav Krizek, Sep 28 2009

Keywords

Crossrefs

Programs

  • Mathematica
    6^PrimeOmega[Range[100]] (* G. C. Greubel, Apr 09 2016 *)

Formula

a(n) = A000400(A001222(n)) = 6^bigomega(n) = 6^A001222(n).
Dirichlet g.f.: Product_{p prime} 1 / (1 - 6 * p^(-s)). - Ilya Gutkovskiy, Oct 30 2019