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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.

A255216 a(n) = floor((3/sqrt(5))^n).

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 3
5 4
6 5
7 7
8 10
9 14
10 18
11 25
12 34
13 45
14 61
15 82
16 110
17 147
18 198
19 266
20 357
21 479
22 642
23 862
24 1156
25 1552
26 2082
27 2793
28 3748
29 5028
30 6746
31 9051
32 12143
33 16292
34 21859
35 29327
36 39346
37 52788
38 70823
39 95019
40 127482
41 171035
42 229468
43 307863
44 413042
45 554155
46 743477
47 997479
48 1338258

List of values

[1, 1, 1, 2, 3, 4, 5, 7, 10, 14, 18, 25, 34, 45, 61, 82, 110, 147, 198, 266, 357, 479, 642, 862, 1156, 1552, 2082, 2793, 3748, 5028, 6746, 9051, 12143, 16292, 21859, 29327, 39346, 52788, 70823, 95019, 127482, 171035, 229468, 307863, 413042, 554155, 743477, 997479, 1338258]

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

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