A373286 - cp's OEIS frontend

A373286 a(n) = Product_{k=1..n} (k^2 mod n if k^2 mod n > 0).

n	a(n)
1	1
2	1
3	1
4	1
5	16
6	48
7	64
8	16
9	784
10	233280
11	291600
12	20736
13	167961600
14	281014272
15	74649600
16	1679616
17	3229640294400
18	2472693350400
19	511642685030400
20	2751882854400
21	4854321355161600
22	2085841207296000000
23	216982220508758016
24	15850845241344
25	25975097361564696576

[1, 1, 1, 1, 16, 48, 64, 16, 784, 233280, 291600, 20736, 167961600, 281014272, 74649600, 1679616, 3229640294400, 2472693350400, 511642685030400, 2751882854400, 4854321355161600, 2085841207296000000, 216982220508758016, 15850845241344, 25975097361564696576]

cp's OEIS Frontend

A373286 a(n) = Product_{k=1..n} (k^2 mod n if k^2 mod n > 0).

Table of values

List of values