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.

A331193 Numbers whose binary and dual Zeckendorf representations are both palindromic.

Table of values

n a(n)
1 0
2 1
3 3
4 33
5 231
6 255
7 891
8 3687
9 21477
10 1216041
11 5360069
12 418964451
13 443750859
14 1445812789
15 23577810421
16 25474675645
17 154292473329
18 1904542477755
19 1925488579591
20 9617724354513
21 16654480398927
22 169215938357145
23 2563713753111945
24 3408057776446851
25 4019397080882727

List of values

[0, 1, 3, 33, 231, 255, 891, 3687, 21477, 1216041, 5360069, 418964451, 443750859, 1445812789, 23577810421, 25474675645, 154292473329, 1904542477755, 1925488579591, 9617724354513, 16654480398927, 169215938357145, 2563713753111945, 3408057776446851, 4019397080882727]

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

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