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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.

A380148 Triangle T(n, k), n > 0, k = 1..n, read by rows; T(n, 1) = A380112(n), and for any k in 2..n, T(n, k) = T(n, k-1) XOR T(n-1, k-1) (where XOR denotes the bitwise XOR operator).

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 6
6 5
7 8
8 12
9 10
10 15
11 16
12 24
13 20
14 30
15 17
16 32
17 48
18 40
19 60
20 34
21 51
22 9
23 41
24 25
25 49
26 13
27 47
28 28
29 18
30 27
31 50
32 43
33 26
34 23
35 56
36 36
37 64
38 82
39 73
40 123
41 80
42 74
43 93
44 101
45 65
46 128
47 192
48 146
49 219
50 160
51 240
52 186
53 231
54 130
55 195
56 39
57 167
58 103
59 245
60 46
61 142
62 126
63 196
64 35
65 161
66 98

List of values

[1, 2, 3, 4, 6, 5, 8, 12, 10, 15, 16, 24, 20, 30, 17, 32, 48, 40, 60, 34, 51, 9, 41, 25, 49, 13, 47, 28, 18, 27, 50, 43, 26, 23, 56, 36, 64, 82, 73, 123, 80, 74, 93, 101, 65, 128, 192, 146, 219, 160, 240, 186, 231, 130, 195, 39, 167, 103, 245, 46, 142, 126, 196, 35, 161, 98]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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