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.

A278480 Number of neighbors of the n-th term in a full right triangle read by rows.

Table of values

n a(n)
1 2
2 4
3 5
4 5
5 7
6 5
7 5
8 8
9 7
10 5
11 5
12 8
13 8
14 7
15 5
16 5
17 8
18 8
19 8
20 7
21 5
22 5
23 8
24 8
25 8
26 8
27 7
28 5
29 5
30 8
31 8
32 8
33 8
34 8
35 7
36 5
37 5
38 8
39 8
40 8
41 8
42 8
43 8
44 7
45 5
46 5
47 8
48 8
49 8
50 8
51 8
52 8
53 8
54 7
55 5
56 5
57 8
58 8
59 8
60 8
61 8
62 8
63 8
64 8
65 7
66 5
67 5
68 8
69 8
70 8
71 8
72 8
73 8
74 8
75 8
76 8
77 7
78 5
79 5
80 8
81 8
82 8
83 8
84 8
85 8
86 8
87 8
88 8
89 8
90 7
91 5
92 5
93 8
94 8
95 8
96 8
97 8
98 8
99 8
100 8
101 8
102 8
103 8
104 7
105 5

List of values

[2, 4, 5, 5, 7, 5, 5, 8, 7, 5, 5, 8, 8, 7, 5, 5, 8, 8, 8, 7, 5, 5, 8, 8, 8, 8, 7, 5, 5, 8, 8, 8, 8, 8, 7, 5, 5, 8, 8, 8, 8, 8, 8, 7, 5, 5, 8, 8, 8, 8, 8, 8, 8, 7, 5, 5, 8, 8, 8, 8, 8, 8, 8, 8, 7, 5, 5, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 5, 5, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 5, 5, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 5]