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.

A173697 a(n) = ceiling(A013984(n)/2).

Table of values

n a(n)
0 1
1 0
2 1
3 1
4 1
5 2
6 3
7 4
8 6
9 10
10 16
11 25
12 40
13 63
14 100
15 159
16 253
17 402
18 640
19 1017
20 1617
21 2570
22 4087
23 6498
24 10331
25 16427
26 26118
27 41528
28 66030
29 104988
30 166931
31 265421
32 422020
33 671014
34 1066916
35 1696402
36 2697289
37 4288703
38 6819061
39 10842344
40 17239385
41 27410714
42 43583183
43 69297495
44 110183389
45 175192180
46 278556508

List of values

[1, 0, 1, 1, 1, 2, 3, 4, 6, 10, 16, 25, 40, 63, 100, 159, 253, 402, 640, 1017, 1617, 2570, 4087, 6498, 10331, 16427, 26118, 41528, 66030, 104988, 166931, 265421, 422020, 671014, 1066916, 1696402, 2697289, 4288703, 6819061, 10842344, 17239385, 27410714, 43583183, 69297495, 110183389, 175192180, 278556508]

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

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