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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.

A220398 A modified Engel expansion of the golden ratio (1/2)*(1 + sqrt(5)) (A001622).

Table of values

n a(n)
1 1
2 2
3 5
4 8
5 3
6 4
7 4
8 6
9 2
10 162
11 322
12 2
13 51842
14 103682
15 2
16 5374978562
17 10749957122
18 2
19 57780789062419261442
20 115561578124838522882
21 2
22 6677239169351578707225356193679818792962
23 13354478338703157414450712387359637585922
24 2

List of values

[1, 2, 5, 8, 3, 4, 4, 6, 2, 162, 322, 2, 51842, 103682, 2, 5374978562, 10749957122, 2, 57780789062419261442, 115561578124838522882, 2, 6677239169351578707225356193679818792962, 13354478338703157414450712387359637585922, 2]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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