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.

A101268 Number of compositions of n into pairwise relatively prime parts.

Table of values

n a(n)
0 1
1 1
2 2
3 4
4 7
5 13
6 22
7 38
8 63
9 101
10 160
11 254
12 403
13 635
14 984
15 1492
16 2225
17 3281
18 4814
19 7044
20 10271
21 14889
22 21416
23 30586
24 43401
25 61205
26 85748
27 119296
28 164835
29 226423
30 309664
31 422302
32 574827
33 781237
34 1060182
35 1436368
36 1942589
37 2622079
38 3531152
39 4742316
40 6348411

List of values

[1, 1, 2, 4, 7, 13, 22, 38, 63, 101, 160, 254, 403, 635, 984, 1492, 2225, 3281, 4814, 7044, 10271, 14889, 21416, 30586, 43401, 61205, 85748, 119296, 164835, 226423, 309664, 422302, 574827, 781237, 1060182, 1436368, 1942589, 2622079, 3531152, 4742316, 6348411]

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

Content is available under The OEIS End-User License Agreement.