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.

A290535 Determinant of circulant matrix of order 6 with entries in the first row (-1)^(j-1)*Sum_{k>=0} (-1)^k*binomial(n, 6*k + j - 1), j=1..6.

Table of values

n a(n)
0 1
1 0
2 0
3 0
4 0
5 0
6 -104284
7 -783050688
8 -329029322076
9 -43271152876224
10 -2175830808446736
11 0
12 5427970251634650916
13 307609249050423946080
14 8866068073884849492756
15 137518739026000524646272
16 896278292839676023110288
17 0
18 -2518571790589921864549097500

List of values

[1, 0, 0, 0, 0, 0, -104284, -783050688, -329029322076, -43271152876224, -2175830808446736, 0, 5427970251634650916, 307609249050423946080, 8866068073884849492756, 137518739026000524646272, 896278292839676023110288, 0, -2518571790589921864549097500]