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.

A069353 Numbers of form 2^i*3^j - 1 with i, j >= 0.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 5
6 7
7 8
8 11
9 15
10 17
11 23
12 26
13 31
14 35
15 47
16 53
17 63
18 71
19 80
20 95
21 107
22 127
23 143
24 161
25 191
26 215
27 242
28 255
29 287
30 323
31 383
32 431
33 485
34 511
35 575
36 647
37 728
38 767
39 863
40 971
41 1023
42 1151
43 1295
44 1457
45 1535
46 1727
47 1943
48 2047
49 2186
50 2303
51 2591
52 2915
53 3071
54 3455
55 3887

List of values

[0, 1, 2, 3, 5, 7, 8, 11, 15, 17, 23, 26, 31, 35, 47, 53, 63, 71, 80, 95, 107, 127, 143, 161, 191, 215, 242, 255, 287, 323, 383, 431, 485, 511, 575, 647, 728, 767, 863, 971, 1023, 1151, 1295, 1457, 1535, 1727, 1943, 2047, 2186, 2303, 2591, 2915, 3071, 3455, 3887]