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.

A307223 Irregular table T(n, k) read by rows: n-th row gives number of subsets of the divisors of n which sum to k for 1 <= k <= sigma(n).

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 0
7 1
8 1
9 1
10 1
11 1
12 1
13 1
14 1
15 1
16 1
17 0
18 0
19 0
20 1
21 1
22 1
23 1
24 2
25 1
26 1
27 2
28 1
29 1
30 2
31 1
32 1
33 1
34 1
35 0
36 0
37 0
38 0
39 0
40 1
41 1
42 1
43 1
44 1
45 1
46 1
47 1
48 1
49 1
50 1
51 1
52 1
53 1
54 1
55 1
56 1
57 1
58 0
59 1
60 1
61 0
62 0
63 0
64 0
65 1
66 1
67 0
68 1
69 1
70 1
71 1
72 1
73 0
74 1
75 1
76 1
77 1
78 0
79 1
80 1
81 1
82 1
83 0
84 1
85 1
86 1
87 1

List of values

[1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1]