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.

A288323 Number of Dyck paths of semilength n such that each positive level has exactly seven peaks.

Table of values

n a(n)
0 1
1 0
2 0
3 0
4 0
5 0
6 0
7 1
8 0
9 0
10 0
11 0
12 0
13 0
14 0
15 8
16 216
17 1800
18 6600
19 11880
20 10296
21 3432
22 0
23 64
24 3744
25 96768
26 1454160
27 14460480
28 102586176
29 544817856
30 2237725512
31 7268659712
32 18954982080
33 40057015680
34 68941928016
35 97350892224
36 122456030112
37 244967552640

List of values

[1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 8, 216, 1800, 6600, 11880, 10296, 3432, 0, 64, 3744, 96768, 1454160, 14460480, 102586176, 544817856, 2237725512, 7268659712, 18954982080, 40057015680, 68941928016, 97350892224, 122456030112, 244967552640]