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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.

A171890 Octonomial coefficient array.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 1
10 2
11 3
12 4
13 5
14 6
15 7
16 8
17 7
18 6
19 5
20 4
21 3
22 2
23 1
24 1
25 3
26 6
27 10
28 15
29 21
30 28
31 36
32 42
33 46
34 48
35 48
36 46
37 42
38 36
39 28
40 21
41 15
42 10
43 6
44 3
45 1
46 1
47 4
48 10
49 20
50 35
51 56
52 84
53 120
54 161
55 204
56 246
57 284
58 315
59 336
60 344
61 336
62 315
63 284
64 246
65 204
66 161
67 120
68 84
69 56
70 35

List of values

[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 4, 5, 6, 7, 8, 7, 6, 5, 4, 3, 2, 1, 1, 3, 6, 10, 15, 21, 28, 36, 42, 46, 48, 48, 46, 42, 36, 28, 21, 15, 10, 6, 3, 1, 1, 4, 10, 20, 35, 56, 84, 120, 161, 204, 246, 284, 315, 336, 344, 336, 315, 284, 246, 204, 161, 120, 84, 56, 35]

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

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