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.

A224791 Triangle T(n,k) read by rows: left edge is 0, 1, 2, ... (cf. A001477); otherwise each entry is sum of entry to left and entries immediately above it to left and right, with 1 for the missing right term at right edge.

Table of values

n a(n)
0 0
1 1
2 2
3 2
4 5
5 8
6 3
7 10
8 23
9 32
10 4
11 17
12 50
13 105
14 138
15 5
16 26
17 93
18 248
19 491
20 630
21 6
22 37
23 156
24 497
25 1236
26 2357
27 2988
28 7
29 50
30 243
31 896
32 2629
33 6222
34 11567
35 14556
36 8
37 65
38 358
39 1497
40 5022
41 13873
42 31662
43 57785
44 72342
45 9
46 82
47 505
48 2360
49 8879
50 27774
51 73309
52 162756

List of values

[0, 1, 2, 2, 5, 8, 3, 10, 23, 32, 4, 17, 50, 105, 138, 5, 26, 93, 248, 491, 630, 6, 37, 156, 497, 1236, 2357, 2988, 7, 50, 243, 896, 2629, 6222, 11567, 14556, 8, 65, 358, 1497, 5022, 13873, 31662, 57785, 72342, 9, 82, 505, 2360, 8879, 27774, 73309, 162756]