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.

A031883 First differences of lucky numbers.

Table of values

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

List of values

[2, 4, 2, 4, 2, 6, 4, 6, 2, 4, 6, 6, 2, 12, 4, 2, 4, 2, 4, 8, 6, 6, 6, 6, 4, 12, 2, 4, 2, 6, 10, 8, 4, 6, 2, 18, 4, 2, 6, 4, 6, 8, 4, 8, 4, 2, 4, 18, 2, 6, 6, 10, 2, 4, 8, 6, 4, 12, 2, 6, 4, 8, 10, 8, 4, 6, 18, 6, 2, 6, 10, 6, 6, 6, 2, 4, 18, 12, 12, 2, 6, 4, 2, 6, 16, 6, 2, 10, 6, 2, 4, 12, 6, 18, 2, 4, 8]