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.

A144064 Square array A(n,k), n>=0, k>=0, read by antidiagonals, where column k is Euler transform of (j->k).

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 0
6 1
7 2
8 2
9 0
10 1
11 3
12 5
13 3
14 0
15 1
16 4
17 9
18 10
19 5
20 0
21 1
22 5
23 14
24 22
25 20
26 7
27 0
28 1
29 6
30 20
31 40
32 51
33 36
34 11
35 0
36 1
37 7
38 27
39 65
40 105
41 108
42 65
43 15
44 0
45 1
46 8
47 35
48 98
49 190
50 252
51 221
52 110
53 22
54 0
55 1
56 9
57 44
58 140
59 315
60 506
61 574
62 429
63 185
64 30
65 0
66 1
67 10
68 54
69 192
70 490
71 918
72 1265
73 1240
74 810
75 300
76 42
77 0

List of values

[1, 1, 0, 1, 1, 0, 1, 2, 2, 0, 1, 3, 5, 3, 0, 1, 4, 9, 10, 5, 0, 1, 5, 14, 22, 20, 7, 0, 1, 6, 20, 40, 51, 36, 11, 0, 1, 7, 27, 65, 105, 108, 65, 15, 0, 1, 8, 35, 98, 190, 252, 221, 110, 22, 0, 1, 9, 44, 140, 315, 506, 574, 429, 185, 30, 0, 1, 10, 54, 192, 490, 918, 1265, 1240, 810, 300, 42, 0]