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.

A186980 Number of ordered 9-tuples of distinct pairwise coprime positive integers with largest element n.

Table of values

n a(n)
19 8
20 0
21 0
22 0
23 81
24 1
25 74
26 4
27 70
28 6
29 1056
30 1
31 3640
32 793
33 398
34 247
35 621
36 89
37 14930
38 956
39 1662
40 513
41 42243
42 285
43 93093
44 6831
45 6765
46 7785
47 213681
48 5511
49 162549
50 13299
51 44517
52 25245
53 633633
54 16731
55 145215
56 36003
57 108885
58 67779
59 1437252
60 9867
61 2406404

List of values

[8, 0, 0, 0, 81, 1, 74, 4, 70, 6, 1056, 1, 3640, 793, 398, 247, 621, 89, 14930, 956, 1662, 513, 42243, 285, 93093, 6831, 6765, 7785, 213681, 5511, 162549, 13299, 44517, 25245, 633633, 16731, 145215, 36003, 108885, 67779, 1437252, 9867, 2406404]

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

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