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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.

A090200 a(n) = N(7,n), where N(7,x) is the 7th Narayana polynomial.

Table of values

n a(n)
0 1
1 429
2 4279
3 20071
4 65445
5 171481
6 387739
7 788019
8 1476841
9 2596645
10 4335711
11 6936799
12 10706509
13 16025361
14 23358595
15 33267691
16 46422609
17 63614749
18 85770631
19 113966295
20 149442421
21 193620169
22 248117739
23 314767651

List of values

[1, 429, 4279, 20071, 65445, 171481, 387739, 788019, 1476841, 2596645, 4335711, 6936799, 10706509, 16025361, 23358595, 33267691, 46422609, 63614749, 85770631, 113966295, 149442421, 193620169, 248117739, 314767651]

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

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