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.

A212822 Triangle of coefficients of polynomials concerning Newman-like phenomenon of multiples of b+1 in even base b in interval [0,b^n) (see comment).

Table of values

n a(n)
2 1
3 2
4 -1
5 1
6 3
7 -1
8 2
9 6
10 -8
11 3
12 2
13 10
14 10
15 -10
16 3
17 4
18 20
19 10
20 -50
21 46
22 -15
23 17
24 119
25 245
26 35
27 -217
28 161
29 -45
30 34
31 238
32 406
33 -350
34 -644
35 1372
36 -1056
37 315
38 62
39 558
40 1722
41 1638
42 -1092
43 -1008
44 1828
45 -1188
46 315
47 124
48 1116
49 3138
50 1134
51 -5838
52 1134
53 9452
54 -14724
55 10134
56 -2835

List of values

[1, 2, -1, 1, 3, -1, 2, 6, -8, 3, 2, 10, 10, -10, 3, 4, 20, 10, -50, 46, -15, 17, 119, 245, 35, -217, 161, -45, 34, 238, 406, -350, -644, 1372, -1056, 315, 62, 558, 1722, 1638, -1092, -1008, 1828, -1188, 315, 124, 1116, 3138, 1134, -5838, 1134, 9452, -14724, 10134, -2835]