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.

A154420 Maximal coefficient of MacMahon polynomial (cf. A060187) p(x,n)=2^n*(1 - x)^(n + 1)* LerchPhi[x, -n, 1/2]; that is, a(n) = Max(coefficients(p(x,n))).

Table of values

n a(n)
0 1
1 1
2 6
3 23
4 230
5 1682
6 23548
7 259723
8 4675014
9 69413294
10 1527092468
11 28588019814
12 743288515164
13 16818059163492
14 504541774904760
15 13397724585164019
16 455522635895576646
17 13892023109165902550
18 527896878148304296900

List of values

[1, 1, 6, 23, 230, 1682, 23548, 259723, 4675014, 69413294, 1527092468, 28588019814, 743288515164, 16818059163492, 504541774904760, 13397724585164019, 455522635895576646, 13892023109165902550, 527896878148304296900]