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.

A164565 A156977/3.

Original entry on oeis.org

10681, 10762, 11048, 11724, 11779, 11919, 11951, 12392, 12635, 12924, 13049, 13112, 13515, 14248, 14634, 14672, 15189, 15208, 15529, 16284, 16438, 16451, 16902, 17992, 18306, 18482, 18508, 18527, 18542, 18844, 19107, 19471, 19485
Offset: 1

Views

Author

Zak Seidov, Aug 16 2009

Keywords

Comments

There are exactly 87 such numbers, of which 9 are prime: 11779, 13049, 16451, 19471, 19801, 21017, 22921, 25253, 25349.

Crossrefs

Cf. A156977.

Programs

  • Mathematica
    S={};Do[id=IntegerDigits[9n^2];If[Length[id]==Length[Union@id],S={S,n}],{n,10681,33022}]; S=Flatten[S]