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.

A372314 Determinant of the matrix [Jacobi(i^2 + 3*i*j + 2*j^2, 2*n + 1)]_{1 < i, j < 2*n}, where Jacobi(a, m) denotes the Jacobi symbol (a / m).

Table of values

n a(n)
2 1
3 3
4 0
5 125
6 -1215
7 0
8 0
9 9126441
10 0
11 -187590821
12 0
13 0
14 20686753425
15 0
16 0
17 0
18 9224101117395305225
19 0
20 881852208012283730302080
21 624391710361368134976
22 0
23 -3428714319207136609529065
24 0
25 0
26 3878246452353765171209988566241
27 0
28 0
29 4308304210666498856284267223158421

List of values

[1, 3, 0, 125, -1215, 0, 0, 9126441, 0, -187590821, 0, 0, 20686753425, 0, 0, 0, 9224101117395305225, 0, 881852208012283730302080, 624391710361368134976, 0, -3428714319207136609529065, 0, 0, 3878246452353765171209988566241, 0, 0, 4308304210666498856284267223158421]