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.

A112511 Greatest n-bit number whose binary representation's substrings represent the maximal number (A112509(n)) of distinct integers.

Table of values

n a(n)
1 1
2 2
3 6
4 14
5 29
6 61
7 123
8 244
9 500
10 1004
11 2009
12 4057
13 8121
14 16243
15 32627
16 65267
17 130535
18 261066
19 523210
20 1046474
21 2092954
22 4185909
23 8371816
24 16760424
25 33521256
26 67042536
27 134085073
28 268302801
29 536607185
30 1073214417
31 2146428840
32 4292857688
33 8585715377
34 17175649969

List of values

[1, 2, 6, 14, 29, 61, 123, 244, 500, 1004, 2009, 4057, 8121, 16243, 32627, 65267, 130535, 261066, 523210, 1046474, 2092954, 4185909, 8371816, 16760424, 33521256, 67042536, 134085073, 268302801, 536607185, 1073214417, 2146428840, 4292857688, 8585715377, 17175649969]

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

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