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.

A321623 The Riordan square of the large Schröder numbers, triangle read by rows, T(n, k) for 0 <= k <= n.

Table of values

n a(n)
0 1
1 2
2 2
3 6
4 10
5 4
6 22
7 46
8 32
9 8
10 90
11 214
12 196
13 88
14 16
15 394
16 1018
17 1104
18 672
19 224
20 32
21 1806
22 4946
23 6020
24 4448
25 2048
26 544
27 64
28 8558
29 24470
30 32400
31 27432
32 15584
33 5792
34 1280
35 128
36 41586
37 122926
38 173572
39 162680
40 107408
41 49824
42 15552
43 2944
44 256

List of values

[1, 2, 2, 6, 10, 4, 22, 46, 32, 8, 90, 214, 196, 88, 16, 394, 1018, 1104, 672, 224, 32, 1806, 4946, 6020, 4448, 2048, 544, 64, 8558, 24470, 32400, 27432, 15584, 5792, 1280, 128, 41586, 122926, 173572, 162680, 107408, 49824, 15552, 2944, 256]