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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.

A073193 Number of separate orbits/cycles to which the Catalan bijection A057508 partitions each A000108(n) structures encoded in the range [A014137(n-1)..A014138(n-1)] of the sequence A014486/A063171.

Table of values

n a(n)
0 1
1 1
2 2
3 4
4 11
5 30
6 93
7 292
8 965
9 3238
10 11126
11 38708
12 136486
13 485820
14 1744677
15 6310584
16 22973793
17 84103302
18 309429066
19 1143487428
20 4242631626
21 15798011604
22 59018856522
23 221143860936
24 830895360978
25 3129747395548
26 11816242209260

List of values

[1, 1, 2, 4, 11, 30, 93, 292, 965, 3238, 11126, 38708, 136486, 485820, 1744677, 6310584, 22973793, 84103302, 309429066, 1143487428, 4242631626, 15798011604, 59018856522, 221143860936, 830895360978, 3129747395548, 11816242209260]

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

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