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.

A338211 Triangle of coefficients of perimeter polynomials for free polyominoes.

Table of values

n a(n)
0 1
1 0
2 0
3 0
4 0
5 1
6 0
7 0
8 0
9 0
10 0
11 0
12 1
13 0
14 0
15 0
16 0
17 0
18 0
19 0
20 1
21 1
22 0
23 0
24 0
25 0
26 0
27 0
28 0
29 0
30 3
31 1
32 1
33 0
34 0
35 0
36 0
37 0
38 0
39 0
40 0
41 1
42 3
43 5
44 2
45 1
46 0
47 0
48 0
49 0
50 0
51 0
52 0
53 0
54 0
55 1
56 11
57 10
58 10
59 2
60 1
61 0
62 0
63 0
64 0
65 0
66 0
67 0
68 0
69 0
70 0
71 4
72 18
73 37
74 30
75 15
76 3
77 1

List of values

[1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 3, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 3, 5, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 11, 10, 10, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 18, 37, 30, 15, 3, 1]

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

Content is available under The OEIS End-User License Agreement.