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.

A006987 Binomial coefficients: C(n,k), 2 <= k <= n-2, sorted, duplicates removed.

Table of values

n a(n)
1 6
2 10
3 15
4 20
5 21
6 28
7 35
8 36
9 45
10 55
11 56
12 66
13 70
14 78
15 84
16 91
17 105
18 120
19 126
20 136
21 153
22 165
23 171
24 190
25 210
26 220
27 231
28 252
29 253
30 276
31 286
32 300
33 325
34 330
35 351
36 364
37 378
38 406
39 435
40 455
41 462
42 465
43 495
44 496
45 528
46 560
47 561
48 595
49 630
50 666
51 680
52 703
53 715
54 741
55 780
56 792
57 816
58 820

List of values

[6, 10, 15, 20, 21, 28, 35, 36, 45, 55, 56, 66, 70, 78, 84, 91, 105, 120, 126, 136, 153, 165, 171, 190, 210, 220, 231, 252, 253, 276, 286, 300, 325, 330, 351, 364, 378, 406, 435, 455, 462, 465, 495, 496, 528, 560, 561, 595, 630, 666, 680, 703, 715, 741, 780, 792, 816, 820]

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

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