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.

A217097 Least binary palindrome (cf. A006995) with n binary digits such that the number of contiguous palindromic bit patterns is minimal.

Table of values

n a(n)
1 0
2 3
3 5
4 9
5 17
6 45
7 73
8 153
9 297
10 717
11 1241
12 2409
13 4841
14 13011
15 21349
16 38505
17 76905
18 183117
19 307817
20 632409
21 1231465
22 2929485
23 5060185
24 9853545
25 19708521
26 53261523
27 87349605
28 157653609
29 315300457
30 749917005
31 1261214313
32 2590611033
33 5044869737
34 11998647117
35 20724946521

List of values

[0, 3, 5, 9, 17, 45, 73, 153, 297, 717, 1241, 2409, 4841, 13011, 21349, 38505, 76905, 183117, 307817, 632409, 1231465, 2929485, 5060185, 9853545, 19708521, 53261523, 87349605, 157653609, 315300457, 749917005, 1261214313, 2590611033, 5044869737, 11998647117, 20724946521]

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

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