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.

A154818 Numbers k such that k^4 contains every digit exactly twice.

Original entry on oeis.org

69636, 70215, 77058, 80892
Offset: 1

Views

Author

Zhining Yang, Jan 15 2009

Keywords

Comments

77058^4 = 35259076387041812496, which contains 2 of each digit 0-9. There are just 4 terms.

Crossrefs

Cf. A054038, A074205, A154532, A154566.

Extensions

Keywords fini and full added. - R. J. Mathar, Jan 17 2009

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