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.

A257806 a(n) = A257808(n) - A257807(n).

Table of values

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

List of values

[0, -1, 0, 1, 0, 1, 2, 1, 2, 1, 2, 3, 2, 3, 4, 5, 6, 5, 4, 5, 6, 5, 6, 5, 4, 3, 4, 3, 4, 5, 4, 5, 6, 7, 6, 5, 6, 7, 6, 7, 8, 7, 6, 7, 8, 9, 10, 11, 12, 11, 12, 13, 12, 11, 10, 9, 10, 9, 10, 11, 10, 11, 12, 13, 12, 11, 12, 13, 12, 13, 12, 13, 14, 13, 12, 11, 10, 9, 10, 11, 12, 11, 10, 9, 10, 11, 12, 13, 14, 15, 14, 15, 16, 15, 16, 15, 14]