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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.

A121901 a(n) = floor((Pi + e)*sqrt(n)).

Table of values

n a(n)
0 0
1 5
2 8
3 10
4 11
5 13
6 14
7 15
8 16
9 17
10 18
11 19
12 20
13 21
14 21
15 22
16 23
17 24
18 24
19 25
20 26
21 26
22 27
23 28
24 28
25 29
26 29
27 30
28 31
29 31
30 32
31 32
32 33
33 33
34 34
35 34
36 35
37 35
38 36
39 36
40 37
41 37
42 37
43 38
44 38
45 39
46 39
47 40
48 40
49 41
50 41
51 41
52 42
53 42
54 43
55 43
56 43
57 44
58 44
59 45
60 45
61 45
62 46
63 46
64 46
65 47
66 47
67 47
68 48
69 48

List of values

[0, 5, 8, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 21, 21, 22, 23, 24, 24, 25, 26, 26, 27, 28, 28, 29, 29, 30, 31, 31, 32, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 37, 38, 38, 39, 39, 40, 40, 41, 41, 41, 42, 42, 43, 43, 43, 44, 44, 45, 45, 45, 46, 46, 46, 47, 47, 47, 48, 48]

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

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