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.

A163893 First differences of A163891.

Table of values

n a(n)
0 2
1 2
2 1
3 19
4 9
5 35
6 8
7 20
8 294
9 146
10 25
11 531
12 1
13 63
14 64
15 334
16 4688
17 2223
18 119
19 393
20 8976
21 547
22 1064
23 79832
24 477
25 1571
26 35842
27 6347
28 135987
29 2
30 7486
31 140
32 110337
33 4211
34 1195924
35 249
36 563
37 24576
38 543981
39 29488
40 995
41 30

List of values

[2, 2, 1, 19, 9, 35, 8, 20, 294, 146, 25, 531, 1, 63, 64, 334, 4688, 2223, 119, 393, 8976, 547, 1064, 79832, 477, 1571, 35842, 6347, 135987, 2, 7486, 140, 110337, 4211, 1195924, 249, 563, 24576, 543981, 29488, 995, 30]

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

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