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.

A153827 Index sequence to A089840: positions of bijections that preserve A129593 (that is, they permute the Łukasiewicz-word computed for a general tree).

Table of values

n a(n)
0 0
1 2
2 8
3 22
4 23
5 24
6 25
7 26
8 45
9 71
10 91
11 115
12 119
13 121
14 125
15 127
16 276
17 277
18 278
19 279
20 280
21 281
22 282
23 283
24 284
25 285
26 286
27 287
28 288
29 289
30 290
31 291
32 292
33 293
34 294
35 295
36 296
37 297
38 298
39 395
40 396
41 397
42 398
43 399
44 514
45 525
46 526
47 531
48 532
49 633
50 634
51 635
52 636
53 637

List of values

[0, 2, 8, 22, 23, 24, 25, 26, 45, 71, 91, 115, 119, 121, 125, 127, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 395, 396, 397, 398, 399, 514, 525, 526, 531, 532, 633, 634, 635, 636, 637]

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

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