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.

A173674 a(n) = ceiling(A003269(n)/2).

Table of values

n a(n)
0 0
1 1
2 1
3 1
4 1
5 1
6 2
7 2
8 3
9 4
10 5
11 7
12 10
13 13
14 18
15 25
16 35
17 48
18 66
19 91
20 125
21 173
22 238
23 329
24 454
25 626
26 864
27 1193
28 1646
29 2272
30 3136
31 4329
32 5975
33 8247
34 11383
35 15711
36 21686
37 29932
38 41315
39 57026
40 78711
41 108643
42 149958
43 206983
44 285694
45 394337
46 544295
47 751278
48 1036972

List of values

[0, 1, 1, 1, 1, 1, 2, 2, 3, 4, 5, 7, 10, 13, 18, 25, 35, 48, 66, 91, 125, 173, 238, 329, 454, 626, 864, 1193, 1646, 2272, 3136, 4329, 5975, 8247, 11383, 15711, 21686, 29932, 41315, 57026, 78711, 108643, 149958, 206983, 285694, 394337, 544295, 751278, 1036972]

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

Content is available under The OEIS End-User License Agreement.