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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.

A288545 Number of Dyck paths of semilength n such that the minimal number of peaks over all positive levels equals six.

Table of values

n a(n)
6 1
7 0
8 0
9 0
10 0
11 0
12 0
13 7
14 155
15 1204
16 4998
17 13741
18 29267
19 55349
20 102376
21 193208
22 409627
23 1347712
24 7473133
25 45994799
26 252030406
27 1193376317
28 4965089180
29 18572616542
30 63817902108
31 205352302948
32 630165870922
33 1881098184612
34 5604337663494
35 17257834349925

List of values

[1, 0, 0, 0, 0, 0, 0, 7, 155, 1204, 4998, 13741, 29267, 55349, 102376, 193208, 409627, 1347712, 7473133, 45994799, 252030406, 1193376317, 4965089180, 18572616542, 63817902108, 205352302948, 630165870922, 1881098184612, 5604337663494, 17257834349925]

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

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