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.

A173238 Triangle by columns, A000041 in every column shifted down twice for columns > 0.

Table of values

n a(n)
0 1
1 1
2 2
3 1
4 3
5 1
6 5
7 2
8 1
9 7
10 3
11 1
12 11
13 5
14 2
15 1
16 15
17 7
18 3
19 1
20 22
21 11
22 5
23 2
24 1
25 30
26 15
27 7
28 3
29 1
30 42
31 22
32 11
33 5
34 2
35 1
36 56
37 30
38 15
39 7
40 3
41 1
42 77
43 42
44 22
45 11
46 5
47 2
48 1
49 101
50 56
51 30
52 15
53 7
54 3
55 1
56 135
57 77
58 42
59 22
60 11
61 5
62 2
63 1
64 176
65 101
66 56
67 30
68 15
69 7
70 3
71 1

List of values

[1, 1, 2, 1, 3, 1, 5, 2, 1, 7, 3, 1, 11, 5, 2, 1, 15, 7, 3, 1, 22, 11, 5, 2, 1, 30, 15, 7, 3, 1, 42, 22, 11, 5, 2, 1, 56, 30, 15, 7, 3, 1, 77, 42, 22, 11, 5, 2, 1, 101, 56, 30, 15, 7, 3, 1, 135, 77, 42, 22, 11, 5, 2, 1, 176, 101, 56, 30, 15, 7, 3, 1]

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

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