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.

A379805 Floor of n*(1+sqrt(6))/2.

Table of values

n a(n)
0 0
1 1
2 3
3 5
4 6
5 8
6 10
7 12
8 13
9 15
10 17
11 18
12 20
13 22
14 24
15 25
16 27
17 29
18 31
19 32
20 34
21 36
22 37
23 39
24 41
25 43
26 44
27 46
28 48
29 50
30 51
31 53
32 55
33 56
34 58
35 60
36 62
37 63
38 65
39 67
40 68
41 70
42 72
43 74
44 75
45 77
46 79
47 81
48 82
49 84
50 86
51 87
52 89
53 91
54 93
55 94
56 96
57 98
58 100
59 101
60 103
61 105
62 106
63 108
64 110
65 112
66 113
67 115
68 117
69 119
70 120
71 122
72 124
73 125
74 127
75 129
76 131
77 132
78 134
79 136
80 137
81 139
82 141
83 143
84 144
85 146
86 148
87 150
88 151
89 153
90 155
91 156
92 158
93 160
94 162
95 163

List of values

[0, 1, 3, 5, 6, 8, 10, 12, 13, 15, 17, 18, 20, 22, 24, 25, 27, 29, 31, 32, 34, 36, 37, 39, 41, 43, 44, 46, 48, 50, 51, 53, 55, 56, 58, 60, 62, 63, 65, 67, 68, 70, 72, 74, 75, 77, 79, 81, 82, 84, 86, 87, 89, 91, 93, 94, 96, 98, 100, 101, 103, 105, 106, 108, 110, 112, 113, 115, 117, 119, 120, 122, 124, 125, 127, 129, 131, 132, 134, 136, 137, 139, 141, 143, 144, 146, 148, 150, 151, 153, 155, 156, 158, 160, 162, 163]