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.

A354788 a(2*k) = 3*2^k - 3, a(2*k+1) = 2^(k+2) - 3.

Table of values

n a(n)
0 0
1 1
2 3
3 5
4 9
5 13
6 21
7 29
8 45
9 61
10 93
11 125
12 189
13 253
14 381
15 509
16 765
17 1021
18 1533
19 2045
20 3069
21 4093
22 6141
23 8189
24 12285
25 16381
26 24573
27 32765
28 49149
29 65533
30 98301
31 131069
32 196605
33 262141
34 393213
35 524285
36 786429
37 1048573
38 1572861
39 2097149
40 3145725
41 4194301
42 6291453
43 8388605
44 12582909
45 16777213
46 25165821
47 33554429
48 50331645

List of values

[0, 1, 3, 5, 9, 13, 21, 29, 45, 61, 93, 125, 189, 253, 381, 509, 765, 1021, 1533, 2045, 3069, 4093, 6141, 8189, 12285, 16381, 24573, 32765, 49149, 65533, 98301, 131069, 196605, 262141, 393213, 524285, 786429, 1048573, 1572861, 2097149, 3145725, 4194301, 6291453, 8388605, 12582909, 16777213, 25165821, 33554429, 50331645]