Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 2 |
3 | 2 |
4 | -1 |
5 | -1 |
6 | 3 |
7 | 3 |
8 | 3 |
9 | -1 |
10 | -1 |
11 | -1 |
12 | 4 |
13 | 4 |
14 | 4 |
15 | 4 |
16 | -1 |
17 | -1 |
18 | -1 |
19 | -1 |
20 | 5 |
21 | 5 |
22 | 5 |
23 | 5 |
24 | 5 |
25 | -1 |
26 | -1 |
27 | -1 |
28 | -1 |
29 | -1 |
30 | 6 |
31 | 6 |
32 | 6 |
33 | 6 |
34 | 6 |
35 | 6 |
36 | -1 |
37 | -1 |
38 | -1 |
39 | -1 |
40 | -1 |
41 | -1 |
42 | 7 |
43 | 7 |
44 | 7 |
45 | 7 |
46 | 7 |
47 | 7 |
48 | 7 |
49 | -1 |
50 | -1 |
51 | -1 |
52 | -1 |
53 | -1 |
54 | -1 |
55 | -1 |
56 | 8 |
57 | 8 |
58 | 8 |
59 | 8 |
60 | 8 |
61 | 8 |
62 | 8 |
63 | 8 |
64 | -1 |
65 | -1 |
66 | -1 |
67 | -1 |
68 | -1 |
69 | -1 |
70 | -1 |
71 | -1 |
72 | 9 |
73 | 9 |
74 | 9 |
75 | 9 |
76 | 9 |
77 | 9 |
78 | 9 |
79 | 9 |
80 | 9 |
81 | -1 |
82 | -1 |
83 | -1 |
84 | -1 |
85 | -1 |
86 | -1 |
87 | -1 |
88 | -1 |
89 | -1 |
90 | 10 |
91 | 10 |
92 | 10 |
93 | 10 |
94 | 10 |
95 | 10 |
96 | 10 |
97 | 10 |
98 | 10 |
99 | 10 |
[1,-1,2,2,-1,-1,3,3,3,-1,-1,-1,4,4,4,4,-1,-1,-1, -1,5,5,5,5,5,-1,-1,-1,-1,-1,6,6,6,6,6,6,-1,-1,-1, -1,-1,-1,7,7,7,7,7,7,7,-1,-1,-1,-1,-1,-1,-1,8,8,8, 8,8,8,8,8,-1,-1,-1,-1,-1,-1,-1,-1,9,9,9,9,9,9,9,9, 9,-1,-1,-1,-1,-1,-1,-1,-1,-1,10,10,10,10,10,10,10, 10,10,10] |