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.

A085791 Triangle T(n,k) read by rows; given by [0,1,0,1,0,1,0,1,...] DELTA [1,0,1,1,1,2,1,3,1,4,1,5,...], where DELTA is the operator defined in A084938.

Table of values

n a(n)
0 1
1 0
2 1
3 0
4 1
5 1
6 0
7 1
8 3
9 1
10 0
11 1
12 6
13 7
14 1
15 0
16 1
17 10
18 24
19 16
20 1
21 0
22 1
23 15
24 60
25 86
26 40
27 1
28 0
29 1
30 21
31 125
32 301
33 312
34 116
35 1
36 0
37 1
38 28
39 231
40 826
41 1443
42 1215
43 395
44 1
45 0
46 1
47 36
48 392
49 1932
50 4992
51 7055
52 5187
53 1551
54 1
55 0
56 1
57 45
58 624
59 4032
60 14274
61 29629
62 36242
63 24280

List of values

[1, 0, 1, 0, 1, 1, 0, 1, 3, 1, 0, 1, 6, 7, 1, 0, 1, 10, 24, 16, 1, 0, 1, 15, 60, 86, 40, 1, 0, 1, 21, 125, 301, 312, 116, 1, 0, 1, 28, 231, 826, 1443, 1215, 395, 1, 0, 1, 36, 392, 1932, 4992, 7055, 5187, 1551, 1, 0, 1, 45, 624, 4032, 14274, 29629, 36242, 24280]