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.

A116523 a(0)=1, a(1)=1, a(n) = 17*a(n/2) for n=2,4,6,..., a(n) = 16*a((n-1)/2) + a((n+1)/2) for n=3,5,7,....

Table of values

n a(n)
0 0
1 1
2 17
3 33
4 289
5 305
6 561
7 817
8 4913
9 4929
10 5185
11 5441
12 9537
13 9793
14 13889
15 17985
16 83521
17 83537
18 83793
19 84049
20 88145
21 88401
22 92497
23 96593
24 162129
25 162385
26 166481
27 170577
28 236113
29 240209
30 305745
31 371281
32 1419857
33 1419873
34 1420129
35 1420385

List of values

[0, 1, 17, 33, 289, 305, 561, 817, 4913, 4929, 5185, 5441, 9537, 9793, 13889, 17985, 83521, 83537, 83793, 84049, 88145, 88401, 92497, 96593, 162129, 162385, 166481, 170577, 236113, 240209, 305745, 371281, 1419857, 1419873, 1420129, 1420385]