A269110 Numbers of unit circles packed in a triangle of smallest area admitting an equilateral triangle solution.
1, 3, 5, 6, 9, 10, 14, 15, 20, 21
Offset: 1
Links
- Erich Friedman, Circles in Arbitrary Triangles
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.