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.

A078159 a(n) = A055086(2^n).

Table of values

n a(n)
1 2
2 3
3 4
4 7
5 10
6 15
7 21
8 31
9 44
10 63
11 89
12 127
13 180
14 255
15 361
16 511
17 723
18 1023
19 1447
20 2047
21 2895
22 4095
23 5791
24 8191
25 11584
26 16383
27 23169
28 32767
29 46339
30 65535
31 92680
32 131071
33 185362
34 262143
35 370726
36 524287
37 741454
38 1048575
39 1482909
40 2097151
41 2965819
42 4194303
43 5931640
44 8388607

List of values

[2, 3, 4, 7, 10, 15, 21, 31, 44, 63, 89, 127, 180, 255, 361, 511, 723, 1023, 1447, 2047, 2895, 4095, 5791, 8191, 11584, 16383, 23169, 32767, 46339, 65535, 92680, 131071, 185362, 262143, 370726, 524287, 741454, 1048575, 1482909, 2097151, 2965819, 4194303, 5931640, 8388607]

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

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