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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A259988 This sequence and A259989 are base-6 analogs of A007185 and A016090, written in base 6.

Original entry on oeis.org

3, 13, 213, 213, 50213, 350213, 1350213, 21350213, 221350213, 2221350213, 52221350213, 152221350213, 5152221350213, 55152221350213, 155152221350213, 4155152221350213, 14155152221350213, 314155152221350213, 1314155152221350213, 21314155152221350213
Offset: 1

Views

Author

N. J. A. Sloane, Jul 13 2015

Keywords

Comments

See Schut (1991) for precise definition.
Ignoring repetitions, the subsequence of A201821 of terms ending in 3. - Eric M. Schmidt, Jul 18 2015

References

  • C. P. Schut, Idempotents. Report AM-R9101, Centrum voor Wiskunde en Informatica, Amsterdam, 1991.

Crossrefs

Programs

  • Sage
    def a(n) : return Integer(crt(1, 0, 2^n, 3^n).str(6)) # Eric M. Schmidt, Jul 18 2015

Extensions

More terms from Eric M. Schmidt, Jul 18 2015
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