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.

A277687 a(n) is the number of nonisomorphic trees on n vertices whose chromatic symmetric function in the p basis has a nonzero coefficient for each possible term.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 2
6 1
7 4
8 2
9 4
10 2
11 18
12 2
13 29
14 5
15 8
16 9
17 97
18 7
19 148
20 9
21 25
22 20

List of values

[1, 1, 1, 1, 2, 1, 4, 2, 4, 2, 18, 2, 29, 5, 8, 9, 97, 7, 148, 9, 25, 20]