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.

A114113 a(n) = sum{k=1 to n} (A114112(k)). (For n>=2, a(n) = sum{k=1 to n} (A014681(k)) =sum{k=1 to n} (A103889(k)).).

Table of values

n a(n)
1 1
2 3
3 7
4 10
5 16
6 21
7 29
8 36
9 46
10 55
11 67
12 78
13 92
14 105
15 121
16 136
17 154
18 171
19 191
20 210
21 232
22 253
23 277
24 300
25 326
26 351
27 379
28 406
29 436
30 465
31 497
32 528
33 562
34 595
35 631
36 666
37 704
38 741
39 781
40 820
41 862
42 903
43 947
44 990
45 1036
46 1081
47 1129
48 1176
49 1226
50 1275
51 1327
52 1378
53 1432

List of values

[1, 3, 7, 10, 16, 21, 29, 36, 46, 55, 67, 78, 92, 105, 121, 136, 154, 171, 191, 210, 232, 253, 277, 300, 326, 351, 379, 406, 436, 465, 497, 528, 562, 595, 631, 666, 704, 741, 781, 820, 862, 903, 947, 990, 1036, 1081, 1129, 1176, 1226, 1275, 1327, 1378, 1432]