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.

A234589 Expansion of g.f.: (1+x^6+x^7)/(1-2*x+x^6-x^7-x^8).

Table of values

n a(n)
0 1
1 2
2 4
3 8
4 16
5 32
6 64
7 128
8 255
9 508
10 1012
11 2016
12 4016
13 8000
14 15937
15 31749
16 63249
17 126002
18 251016
19 500064
20 996207
21 1984602
22 3953641
23 7876278
24 15690791
25 31258536
26 62271945
27 124055559
28 247138286
29 492338537
30 980816202
31 1953940937
32 3892559256
33 7754593434
34 15448376086
35 30775607480
36 61309875581
37 122138964964

List of values

[1, 2, 4, 8, 16, 32, 64, 128, 255, 508, 1012, 2016, 4016, 8000, 15937, 31749, 63249, 126002, 251016, 500064, 996207, 1984602, 3953641, 7876278, 15690791, 31258536, 62271945, 124055559, 247138286, 492338537, 980816202, 1953940937, 3892559256, 7754593434, 15448376086, 30775607480, 61309875581, 122138964964]