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.

A308000 The b sequence used in the definition of A280875.

Table of values

n a(n)
1 1
2 2
3 -1
4 3
5 4
6 -5
7 9
8 -3
9 -4
10 12
11 -7
12 5
13 -9
14 18
15 -8
16 -2
17 13
18 -16
19 7
20 8
21 -19
22 6
23 10
24 11
25 14
26 -29
27 17
28 15
29 -31
30 23
31 -11
32 -10
33 24
34 -6
35 -12
36 25
37 16
38 -48
39 20
40 19
41 -25
42 42
43 -47
44 22
45 21
46 -44
47 27
48 26
49 -57
50 30
51 28
52 -52
53 32
54 -13
55 -17
56 37
57 29
58 -62
59 43
60 -21
61 -20

List of values

[1, 2, -1, 3, 4, -5, 9, -3, -4, 12, -7, 5, -9, 18, -8, -2, 13, -16, 7, 8, -19, 6, 10, 11, 14, -29, 17, 15, -31, 23, -11, -10, 24, -6, -12, 25, 16, -48, 20, 19, -25, 42, -47, 22, 21, -44, 27, 26, -57, 30, 28, -52, 32, -13, -17, 37, 29, -62, 43, -21, -20]