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.

A099897 XOR difference triangle, read by rows, of A099898 (in leftmost column) such that the main diagonal equals A099898 shift left and divided by 4.

Table of values

n a(n)
0 1
1 4
2 5
3 20
4 16
5 21
6 84
7 64
8 80
9 69
10 276
11 320
12 256
13 336
14 277
15 1108
16 1344
17 1024
18 1280
19 1104
20 1349
21 5396
22 4416
23 5120
24 4096
25 5376
26 4432
27 5141
28 20564
29 17728
30 21504
31 16384
32 20480
33 17664
34 21584
35 16453
36 65812
37 86336
38 70656
39 81920
40 65536
41 86016
42 70912

List of values

[1, 4, 5, 20, 16, 21, 84, 64, 80, 69, 276, 320, 256, 336, 277, 1108, 1344, 1024, 1280, 1104, 1349, 5396, 4416, 5120, 4096, 5376, 4432, 5141, 20564, 17728, 21504, 16384, 20480, 17664, 21584, 16453, 65812, 86336, 70656, 81920, 65536, 86016, 70912]