A194283 Numbers n such that at stage n of A194270 appears for first time a new distinct polygonal shape in the structure.
4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 16, 21
Offset: 1
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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