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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.

A056058 Squarefree part of the n-th central binomial coefficient.

Table of values

n a(n)
1 1
2 2
3 3
4 6
5 10
6 5
7 35
8 70
9 14
10 7
11 462
12 231
13 429
14 858
15 715
16 1430
17 24310
18 12155
19 92378
20 46189
21 88179
22 176358
23 1352078
24 676039
25 52003
26 104006
27 22287
28 44574
29 2154410
30 1077205
31 33393355
32 66786710
33 129644790
34 64822395
35 181502706
36 90751353

List of values

[1, 2, 3, 6, 10, 5, 35, 70, 14, 7, 462, 231, 429, 858, 715, 1430, 24310, 12155, 92378, 46189, 88179, 176358, 1352078, 676039, 52003, 104006, 22287, 44574, 2154410, 1077205, 33393355, 66786710, 129644790, 64822395, 181502706, 90751353]

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

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