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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.

A267092 a(n) is the number of P-positions for n-modular Nim with 2 piles.

Table of values

n a(n)
1 1
2 3
3 3
4 8
5 5
6 9
7 7
8 20
9 9
10 15
11 11
12 24
13 13
14 21
15 15
16 48
17 17
18 27
19 19
20 40
21 21
22 33
23 23
24 60
25 25
26 39
27 27
28 56
29 29
30 45
31 31
32 112
33 33
34 51
35 35
36 72
37 37
38 57
39 39
40 100
41 41
42 63
43 43
44 88
45 45
46 69
47 47
48 144
49 49
50 75
51 51
52 104
53 53
54 81
55 55
56 140
57 57
58 87
59 59
60 120
61 61
62 93
63 63
64 256
65 65
66 99
67 67
68 136

List of values

[1, 3, 3, 8, 5, 9, 7, 20, 9, 15, 11, 24, 13, 21, 15, 48, 17, 27, 19, 40, 21, 33, 23, 60, 25, 39, 27, 56, 29, 45, 31, 112, 33, 51, 35, 72, 37, 57, 39, 100, 41, 63, 43, 88, 45, 69, 47, 144, 49, 75, 51, 104, 53, 81, 55, 140, 57, 87, 59, 120, 61, 93, 63, 256, 65, 99, 67, 136]

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

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