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.

A027383 a(2*n) = 3*2^n - 2; a(2*n+1) = 2^(n+2) - 2.

Table of values

n a(n)
0 1
1 2
2 4
3 6
4 10
5 14
6 22
7 30
8 46
9 62
10 94
11 126
12 190
13 254
14 382
15 510
16 766
17 1022
18 1534
19 2046
20 3070
21 4094
22 6142
23 8190
24 12286
25 16382
26 24574
27 32766
28 49150
29 65534
30 98302
31 131070
32 196606
33 262142
34 393214
35 524286
36 786430
37 1048574
38 1572862
39 2097150
40 3145726
41 4194302
42 6291454

List of values

[1, 2, 4, 6, 10, 14, 22, 30, 46, 62, 94, 126, 190, 254, 382, 510, 766, 1022, 1534, 2046, 3070, 4094, 6142, 8190, 12286, 16382, 24574, 32766, 49150, 65534, 98302, 131070, 196606, 262142, 393214, 524286, 786430, 1048574, 1572862, 2097150, 3145726, 4194302, 6291454]