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.

A136102 Triangle read by rows, in which rows give signatures for Ferrers boards fitting inside staircases coded 1, 2, 12, 360, 75600, ... (see A006939).

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 2
6 4
7 6
8 12
9 1
10 2
11 4
12 6
13 8
14 12
15 24
16 30
17 36
18 60
19 72
20 120
21 180
22 360
23 1
24 2
25 4
26 6
27 8
28 12
29 16
30 24
31 30
32 36
33 48
34 60
35 72
36 120
37 144
38 180
39 210
40 216
41 240
42 360
43 420
44 32
45 720
46 840
47 900
48 1080
49 1260
50 1680
51 1800
52 2160
53 2520
54 3600
55 5040
56 5400
57 6300
58 7560
59 10800
60 12600

List of values

[1, 1, 2, 1, 2, 4, 6, 12, 1, 2, 4, 6, 8, 12, 24, 30, 36, 60, 72, 120, 180, 360, 1, 2, 4, 6, 8, 12, 16, 24, 30, 36, 48, 60, 72, 120, 144, 180, 210, 216, 240, 360, 420, 32, 720, 840, 900, 1080, 1260, 1680, 1800, 2160, 2520, 3600, 5040, 5400, 6300, 7560, 10800, 12600]