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.

A225051 Numbers of the form x^3 + SumOfCubedDigits(x).

Original entry on oeis.org

0, 2, 16, 54, 128, 250, 432, 686, 1024, 1458, 1001, 1333, 1737, 2225, 2809, 3501, 4313, 5257, 6345, 7589, 8008, 9270, 10664, 12202, 13896, 15758, 17800, 20034, 22472, 25126, 27027, 29819, 32803, 35991, 39395, 43027, 46899, 51023, 55411, 60075, 64064, 68986
Offset: 0

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Author

Jonathan Vos Post, Apr 25 2013

Keywords

Comments

This is to cubes A000578 as A209303 is to squares A000290.

Examples

			a(1) = 1^3 + 1^3 = 2; a(10) = 10^3 + (1^3 + 0^3) = 1000 + 1.
		

Crossrefs

Programs

  • Mathematica
    Table[n^3 + Total[IntegerDigits[n]^3], {n, 0, 50}] (* T. D. Noe, Apr 26 2013 *)

Formula

a(n) = A000578(n) + A055012(n).