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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.

A002187 Sprague-Grundy values for Dawson's Chess (octal game .137).

Table of values

n a(n)
0 0
1 1
2 1
3 2
4 0
5 3
6 1
7 1
8 0
9 3
10 3
11 2
12 2
13 4
14 0
15 5
16 2
17 2
18 3
19 3
20 0
21 1
22 1
23 3
24 0
25 2
26 1
27 1
28 0
29 4
30 5
31 2
32 7
33 4
34 0
35 1
36 1
37 2
38 0
39 3
40 1
41 1
42 0
43 3
44 3
45 2
46 2
47 4
48 4
49 5
50 5
51 2
52 3
53 3
54 0
55 1
56 1
57 3
58 0
59 2
60 1
61 1
62 0
63 4
64 5
65 3
66 7
67 4
68 8
69 1
70 1
71 2
72 0
73 3
74 1
75 1
76 0
77 3
78 3
79 2
80 2
81 4
82 4
83 5
84 5
85 9
86 3
87 3
88 0
89 1
90 1
91 3
92 0
93 2
94 1
95 1
96 0
97 4
98 5
99 3
100 7
101 4
102 8
103 1
104 1
105 2
106 0
107 3
108 1
109 1
110 0
111 3
112 3
113 2
114 2
115 4
116 4
117 5
118 5
119 9
120 3
121 3
122 0
123 1
124 1
125 3
126 0
127 2
128 1
129 1
130 0
131 4

List of values

[0, 1, 1, 2, 0, 3, 1, 1, 0, 3, 3, 2, 2, 4, 0, 5, 2, 2, 3, 3, 0, 1, 1, 3, 0, 2, 1, 1, 0, 4, 5, 2, 7, 4, 0, 1, 1, 2, 0, 3, 1, 1, 0, 3, 3, 2, 2, 4, 4, 5, 5, 2, 3, 3, 0, 1, 1, 3, 0, 2, 1, 1, 0, 4, 5, 3, 7, 4, 8, 1, 1, 2, 0, 3, 1, 1, 0, 3, 3, 2, 2, 4, 4, 5, 5, 9, 3, 3, 0, 1, 1, 3, 0, 2, 1, 1, 0, 4, 5, 3, 7, 4, 8, 1, 1, 2, 0, 3, 1, 1, 0, 3, 3, 2, 2, 4, 4, 5, 5, 9, 3, 3, 0, 1, 1, 3, 0, 2, 1, 1, 0, 4]