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.

A143350 Triangle read by rows, replace column 1 of triangle A143349 with A095116, 1<=k<=n.

Table of values

n a(n)
1 2
2 4
3 -1
4 7
5 -1
6 -1
7 10
8 -2
9 -1
10 0
11 15
12 -2
13 -1
14 0
15 -1
16 18
17 -3
18 -2
19 0
20 -1
21 1
22 23
23 -3
24 -2
25 0
26 -1
27 1
28 -1
29 26
30 -4
31 -2
32 0
33 -1
34 1
35 -1
36 0
37 31
38 -4
39 -3
40 0
41 -1
42 1
43 -1
44 0
45 0
46 38
47 -5
48 -3
49 0
50 -2
51 1
52 -1
53 0
54 0
55 1
56 41
57 -5
58 -3
59 0
60 -2
61 1
62 -1
63 0
64 0
65 1
66 -1
67 48
68 -6
69 -4
70 0
71 -2
72 2
73 -1
74 0
75 0
76 1
77 -1
78 0
79 53
80 -6
81 -4
82 0
83 -2
84 2
85 -1
86 0
87 0
88 1
89 -1
90 0
91 -1
92 56
93 -7
94 -4
95 0
96 -2
97 2
98 -2
99 0
100 0

List of values

[2, 4, -1, 7, -1, -1, 10, -2, -1, 0, 15, -2, -1, 0, -1, 18, -3, -2, 0, -1, 1, 23, -3, -2, 0, -1, 1, -1, 26, -4, -2, 0, -1, 1, -1, 0, 31, -4, -3, 0, -1, 1, -1, 0, 0, 38, -5, -3, 0, -2, 1, -1, 0, 0, 1, 41, -5, -3, 0, -2, 1, -1, 0, 0, 1, -1, 48, -6, -4, 0, -2, 2, -1, 0, 0, 1, -1, 0, 53, -6, -4, 0, -2, 2, -1, 0, 0, 1, -1, 0, -1, 56, -7, -4, 0, -2, 2, -2, 0, 0]