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.

A161836 Number of concave-convex hexagons in the Y-toothpick structure of A160120 after n rounds.

Table of values

n	a(n)
0	0
1	0
2	0
3	0
4	3
5	3
6	3
7	3
8	9
9	15

List of values

[0, 0, 0, 0, 3, 3, 3, 3, 9, 15]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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