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.

A140144 a(1)=1, a(n)=a(n-1)+n^1 if n odd, a(n)=a(n-1)+ n^0 if n is even.

Table of values

n a(n)
1 1
2 2
3 5
4 6
5 11
6 12
7 19
8 20
9 29
10 30
11 41
12 42
13 55
14 56
15 71
16 72
17 89
18 90
19 109
20 110
21 131
22 132
23 155
24 156
25 181
26 182
27 209
28 210
29 239
30 240
31 271
32 272
33 305
34 306
35 341
36 342
37 379
38 380
39 419
40 420
41 461
42 462
43 505
44 506
45 551
46 552
47 599
48 600
49 649
50 650
51 701
52 702
53 755
54 756
55 811
56 812
57 869

List of values

[1, 2, 5, 6, 11, 12, 19, 20, 29, 30, 41, 42, 55, 56, 71, 72, 89, 90, 109, 110, 131, 132, 155, 156, 181, 182, 209, 210, 239, 240, 271, 272, 305, 306, 341, 342, 379, 380, 419, 420, 461, 462, 505, 506, 551, 552, 599, 600, 649, 650, 701, 702, 755, 756, 811, 812, 869]