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.

A099605 Triangle, read by rows, such that row n equals the inverse binomial transform of column n of the triangle A034870 of coefficients in successive powers of the trinomial (1+2*x+x^2), omitting leading zeros.

Table of values

n a(n)
0 1
1 2
2 2
3 1
4 5
5 4
6 4
7 16
8 20
9 8
10 1
11 14
12 41
13 44
14 16
15 6
16 50
17 146
18 198
19 128
20 32
21 1
22 27
23 155
24 377
25 456
26 272
27 64
28 8
29 112
30 560
31 1408
32 1992
33 1616
34 704
35 128
36 1
37 44
38 406
39 1652
40 3649
41 4712
42 3568
43 1472
44 256
45 10
46 210
47 1572
48 6084
49 14002
50 20330
51 18880
52 10912
53 3584
54 512
55 1
56 65

List of values

[1, 2, 2, 1, 5, 4, 4, 16, 20, 8, 1, 14, 41, 44, 16, 6, 50, 146, 198, 128, 32, 1, 27, 155, 377, 456, 272, 64, 8, 112, 560, 1408, 1992, 1616, 704, 128, 1, 44, 406, 1652, 3649, 4712, 3568, 1472, 256, 10, 210, 1572, 6084, 14002, 20330, 18880, 10912, 3584, 512, 1, 65]