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.

A193974 Mirror of the triangle A193973.

Table of values

n a(n)
0 2
1 5
2 3
3 9
4 7
5 4
6 14
7 12
8 9
9 5
10 20
11 18
12 15
13 11
14 6
15 27
16 25
17 22
18 18
19 13
20 7
21 35
22 33
23 30
24 26
25 21
26 15
27 8
28 44
29 42
30 39
31 35
32 30
33 24
34 17
35 9
36 54
37 52
38 49
39 45
40 40
41 34
42 27
43 19
44 10
45 65
46 63
47 60
48 56
49 51
50 45
51 38
52 30
53 21
54 11
55 77
56 75
57 72
58 68
59 63
60 57
61 50
62 42
63 33
64 23
65 12
66 90
67 88
68 85
69 81

List of values

[2, 5, 3, 9, 7, 4, 14, 12, 9, 5, 20, 18, 15, 11, 6, 27, 25, 22, 18, 13, 7, 35, 33, 30, 26, 21, 15, 8, 44, 42, 39, 35, 30, 24, 17, 9, 54, 52, 49, 45, 40, 34, 27, 19, 10, 65, 63, 60, 56, 51, 45, 38, 30, 21, 11, 77, 75, 72, 68, 63, 57, 50, 42, 33, 23, 12, 90, 88, 85, 81]

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

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