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.

A281574 Number of geometric lattices on n nodes.

Table of values

n a(n)
1 1
2 1
3 0
4 1
5 1
6 1
7 1
8 2
9 1
10 2
11 1
12 3
13 2
14 2
15 3
16 5
17 3
18 4
19 5
20 6
21 6
22 8
23 9
24 16
25 16
26 21
27 29
28 45
29 50
30 95
31 136
32 220
33 392
34 680
35 1270
36 2530
37 4991

List of values

[1, 1, 0, 1, 1, 1, 1, 2, 1, 2, 1, 3, 2, 2, 3, 5, 3, 4, 5, 6, 6, 8, 9, 16, 16, 21, 29, 45, 50, 95, 136, 220, 392, 680, 1270, 2530, 4991]