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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.

A350851 Cumulative sums of the first ceiling(n/2)+1 elements of rows 0 to n in Pascal's triangle.

Table of values

n a(n)
0 1
1 3
2 6
3 13
4 24
5 50
6 92
7 191
8 354
9 736
10 1374
11 2860
12 5370
13 11182
14 21090
15 43909
16 83112
17 172958
18 328340
19 682862
20 1299528
21 2700820
22 5150688
23 10697070
24 20437756
25 42415272
26 81170004
27 168337168
28 322613196
29 668607412
30 1283037084
31 2657319103
32 5105342946
33 10567113352
34 20323851054

List of values

[1, 3, 6, 13, 24, 50, 92, 191, 354, 736, 1374, 2860, 5370, 11182, 21090, 43909, 83112, 172958, 328340, 682862, 1299528, 2700820, 5150688, 10697070, 20437756, 42415272, 81170004, 168337168, 322613196, 668607412, 1283037084, 2657319103, 5105342946, 10567113352, 20323851054]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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