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.

A202856 Moments of the quadratic coefficient of the characteristic polynomial of a random matrix in SU(2) X SU(2) (inside USp(4)).

Table of values

n a(n)
0 1
1 2
2 5
3 14
4 44
5 152
6 569
7 2270
8 9524
9 41576
10 187348
11 866296
12 4092400
13 19684576
14 96156649
15 476038222
16 2384463044
17 12067926920
18 61641751124
19 317469893176
20 1647261806128
21 8605033903456
22 45228349510660
23 239061269168056
24 1270130468349904
25 6780349241182112
26 36355025167014224
27 195725149445320160
28 1057729059593103808

List of values

[1, 2, 5, 14, 44, 152, 569, 2270, 9524, 41576, 187348, 866296, 4092400, 19684576, 96156649, 476038222, 2384463044, 12067926920, 61641751124, 317469893176, 1647261806128, 8605033903456, 45228349510660, 239061269168056, 1270130468349904, 6780349241182112, 36355025167014224, 195725149445320160, 1057729059593103808]

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

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