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.

A099959 Triangle read by rows: Each row is constructed by forming the partial sums of the previous row, reading from the right and at every other row repeating the final term.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 2
6 2
7 3
8 3
9 3
10 6
11 8
12 8
13 14
14 17
15 17
16 17
17 34
18 48
19 56
20 56
21 104
22 138
23 155
24 155
25 155
26 310
27 448
28 552
29 608
30 608
31 1160
32 1608
33 1918
34 2073
35 2073
36 2073
37 4146
38 6064
39 7672
40 8832
41 9440
42 9440
43 18272
44 25944
45 32008
46 36154
47 38227
48 38227
49 38227
50 76454
51 112608

List of values

[1, 1, 1, 1, 1, 2, 2, 3, 3, 3, 6, 8, 8, 14, 17, 17, 17, 34, 48, 56, 56, 104, 138, 155, 155, 155, 310, 448, 552, 608, 608, 1160, 1608, 1918, 2073, 2073, 2073, 4146, 6064, 7672, 8832, 9440, 9440, 18272, 25944, 32008, 36154, 38227, 38227, 38227, 76454, 112608]