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.

A109681 "Sloping ternary numbers": write numbers in ternary under each other (right-justified), read diagonals in upward direction, convert to decimal.

Table of values

n a(n)
0 0
1 1
2 5
3 3
4 4
5 8
6 6
7 16
8 11
9 9
10 10
11 14
12 12
13 13
14 17
15 15
16 25
17 20
18 18
19 19
20 23
21 21
22 22
23 26
24 51
25 34
26 29
27 27
28 28
29 32
30 30
31 31
32 35
33 33
34 43
35 38
36 36
37 37
38 41
39 39
40 40
41 44
42 42
43 52
44 47
45 45
46 46
47 50
48 48
49 49
50 53
51 78
52 61
53 56
54 54
55 55
56 59
57 57
58 58
59 62
60 60
61 70
62 65
63 63
64 64
65 68
66 66

List of values

[0, 1, 5, 3, 4, 8, 6, 16, 11, 9, 10, 14, 12, 13, 17, 15, 25, 20, 18, 19, 23, 21, 22, 26, 51, 34, 29, 27, 28, 32, 30, 31, 35, 33, 43, 38, 36, 37, 41, 39, 40, 44, 42, 52, 47, 45, 46, 50, 48, 49, 53, 78, 61, 56, 54, 55, 59, 57, 58, 62, 60, 70, 65, 63, 64, 68, 66]

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

Content is available under The OEIS End-User License Agreement.