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.

A053637 a(n) = ceiling(2^(n-1)/n).

Table of values

n a(n)
1 1
2 1
3 2
4 2
5 4
6 6
7 10
8 16
9 29
10 52
11 94
12 171
13 316
14 586
15 1093
16 2048
17 3856
18 7282
19 13798
20 26215
21 49933
22 95326
23 182362
24 349526
25 671089
26 1290556
27 2485514
28 4793491
29 9256396
30 17895698
31 34636834
32 67108864
33 130150525
34 252645136
35 490853406

List of values

[1, 1, 2, 2, 4, 6, 10, 16, 29, 52, 94, 171, 316, 586, 1093, 2048, 3856, 7282, 13798, 26215, 49933, 95326, 182362, 349526, 671089, 1290556, 2485514, 4793491, 9256396, 17895698, 34636834, 67108864, 130150525, 252645136, 490853406]

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

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