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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.

A089595 Table T(n,k), n>=0 and k>=0: Stern's diatomic array read by antidiagonals (version 5).

Table of values

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

List of values

[1, 0, 1, -1, 1, 1, -3, 0, 2, 1, -2, -1, 1, 3, 1, -7, -1, 1, 2, 4, 1, -5, -4, 0, 3, 3, 5, 1, -8, -3, -1, 1, 5, 4, 6, 1, -3, -5, -1, 2, 2, 7, 5, 7, 1, -13, -2, -2, 1, 5, 3, 9, 6, 8, 1, -10, -9, -1, 1, 3, 8, 4, 11, 7, 9, 1, -17, -7, -5, 0, 4, 5, 11, 5, 13, 8, 10, 1, -7, -12, -4, -1, 1, 7, 7, 14, 6, 15, 9, 11, 1, -18, -5, -7, -1, 3, 2, 10, 9, 17, 7]