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.

A221718 Floor(sqrt(3*2^n)).

Table of values

n a(n)
0 1
1 2
2 3
3 4
4 6
5 9
6 13
7 19
8 27
9 39
10 55
11 78
12 110
13 156
14 221
15 313
16 443
17 627
18 886
19 1254
20 1773
21 2508
22 3547
23 5016
24 7094
25 10033
26 14188
27 20066
28 28377
29 40132
30 56755
31 80264
32 113511
33 160529
34 227023
35 321059
36 454046
37 642119
38 908093
39 1284238
40 1816186
41 2568476
42 3632373
43 5136952
44 7264747
45 10273904
46 14529495
47 20547809
48 29058990
49 41095618
50 58117981

List of values

[1, 2, 3, 4, 6, 9, 13, 19, 27, 39, 55, 78, 110, 156, 221, 313, 443, 627, 886, 1254, 1773, 2508, 3547, 5016, 7094, 10033, 14188, 20066, 28377, 40132, 56755, 80264, 113511, 160529, 227023, 321059, 454046, 642119, 908093, 1284238, 1816186, 2568476, 3632373, 5136952, 7264747, 10273904, 14529495, 20547809, 29058990, 41095618, 58117981]