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.

A341480 Number of ways to write n as an ordered sum of 3 nonprime numbers.

Table of values

n a(n)
3 1
4 0
5 0
6 3
7 0
8 3
9 3
10 3
11 9
12 4
13 9
14 12
15 12
16 15
17 21
18 19
19 27
20 30
21 30
22 39
23 42
24 46
25 54
26 60
27 61
28 75
29 72
30 91
31 90
32 108
33 99
34 129
35 123
36 142
37 147
38 168
39 156
40 201
41 180
42 217
43 213
44 246
45 235
46 279
47 255
48 304
49 297
50 336
51 327
52 375
53 342
54 412
55 390
56 447
57 423
58 492
59 453
60 529
61 507
62 573
63 538
64 630
65 579

List of values

[1, 0, 0, 3, 0, 3, 3, 3, 9, 4, 9, 12, 12, 15, 21, 19, 27, 30, 30, 39, 42, 46, 54, 60, 61, 75, 72, 91, 90, 108, 99, 129, 123, 142, 147, 168, 156, 201, 180, 217, 213, 246, 235, 279, 255, 304, 297, 336, 327, 375, 342, 412, 390, 447, 423, 492, 453, 529, 507, 573, 538, 630, 579]

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

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