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.

A102652 a(n) = 4 * floor(24*2^n/15) = 4*A077854(n).

Table of values

n a(n)
0 4
1 12
2 24
3 48
4 100
5 204
6 408
7 816
8 1636
9 3276
10 6552
11 13104
12 26212
13 52428
14 104856
15 209712
16 419428
17 838860
18 1677720
19 3355440
20 6710884
21 13421772
22 26843544
23 53687088
24 107374180
25 214748364
26 429496728
27 858993456
28 1717986916
29 3435973836

List of values

[4, 12, 24, 48, 100, 204, 408, 816, 1636, 3276, 6552, 13104, 26212, 52428, 104856, 209712, 419428, 838860, 1677720, 3355440, 6710884, 13421772, 26843544, 53687088, 107374180, 214748364, 429496728, 858993456, 1717986916, 3435973836]