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.

A124671 Row sums of A126277 = binomial transform of (1, 2, 2, 3, 4, 4, 4, ...)

Table of values

n a(n)
1 1
2 3
3 7
4 16
5 37
6 85
7 191
8 418
9 893
10 1871
11 3863
12 7892
13 16005
14 32297
15 64959
16 130374
17 261309
18 523299
19 1047415
20 2095800
21 4192741
22 8386813
23 16775167
24 33552106
25 67106237
26 134214775
27 268432151
28 536867228
29 1073737733
30 2147479121
31 4294962303
32 8589929102
33 17179863165

List of values

[1, 3, 7, 16, 37, 85, 191, 418, 893, 1871, 3863, 7892, 16005, 32297, 64959, 130374, 261309, 523299, 1047415, 2095800, 4192741, 8386813, 16775167, 33552106, 67106237, 134214775, 268432151, 536867228, 1073737733, 2147479121, 4294962303, 8589929102, 17179863165]