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.

A087100 A000225 (2^n - 1) interlaced with A008593 (11n).

Table of values

n a(n)
0 0
1 1
2 11
3 3
4 22
5 7
6 33
7 15
8 44
9 31
10 55
11 63
12 66
13 127
14 77
15 255
16 88
17 511
18 99
19 1023
20 110
21 2047
22 121
23 4095
24 132
25 8191
26 143
27 16383
28 154
29 32767
30 165
31 65535
32 176
33 131071
34 187
35 262143
36 198
37 524287
38 209
39 1048575
40 220
41 2097151
42 231
43 4194303
44 242
45 8388607
46 253

List of values

[0, 1, 11, 3, 22, 7, 33, 15, 44, 31, 55, 63, 66, 127, 77, 255, 88, 511, 99, 1023, 110, 2047, 121, 4095, 132, 8191, 143, 16383, 154, 32767, 165, 65535, 176, 131071, 187, 262143, 198, 524287, 209, 1048575, 220, 2097151, 231, 4194303, 242, 8388607, 253]

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

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