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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.

A181843 Triangle read by rows: Partial row sums of A181842.

Table of values

n a(n)
1 1
2 1
3 3
4 1
5 3
6 6
7 1
8 3
9 8
10 12
11 1
12 3
13 8
14 18
15 23
16 1
17 3
18 8
19 20
20 32
21 38
22 1
23 3
24 8
25 20
26 38
27 66
28 73
29 1
30 3
31 8
32 20
33 40
34 78
35 110
36 118
37 1
38 3
39 8
40 20
41 40
42 84
43 141
44 189
45 198
46 1
47 3
48 8
49 20
50 40
51 86
52 153
53 253
54 308
55 318
56 1
57 3
58 8
59 20
60 40
61 86
62 159
63 287
64 409
65 519
66 530
67 1
68 3
69 8
70 20
71 40
72 86
73 161
74 299
75 476
76 728
77 807
78 819

List of values

[1, 1, 3, 1, 3, 6, 1, 3, 8, 12, 1, 3, 8, 18, 23, 1, 3, 8, 20, 32, 38, 1, 3, 8, 20, 38, 66, 73, 1, 3, 8, 20, 40, 78, 110, 118, 1, 3, 8, 20, 40, 84, 141, 189, 198, 1, 3, 8, 20, 40, 86, 153, 253, 308, 318, 1, 3, 8, 20, 40, 86, 159, 287, 409, 519, 530, 1, 3, 8, 20, 40, 86, 161, 299, 476, 728, 807, 819]

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