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.

A024866 a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (natural numbers), t = A014306.

Table of values

n a(n)
2 1
3 1
4 2
5 1
6 3
7 6
8 10
9 10
10 14
11 13
12 18
13 17
14 23
15 22
16 29
17 28
18 36
19 45
20 54
21 53
22 63
23 62
24 73
25 72
26 84
27 83
28 96
29 95
30 109
31 108
32 123
33 122
34 138
35 136
36 152
37 150
38 167
39 185
40 204
41 203
42 223
43 222
44 243
45 242
46 264
47 263
48 286
49 285
50 309
51 308
52 333
53 332
54 358
55 357
56 383
57 381
58 408
59 406
60 434
61 432
62 461
63 459
64 489

List of values

[1, 1, 2, 1, 3, 6, 10, 10, 14, 13, 18, 17, 23, 22, 29, 28, 36, 45, 54, 53, 63, 62, 73, 72, 84, 83, 96, 95, 109, 108, 123, 122, 138, 136, 152, 150, 167, 185, 204, 203, 223, 222, 243, 242, 264, 263, 286, 285, 309, 308, 333, 332, 358, 357, 383, 381, 408, 406, 434, 432, 461, 459, 489]