A226008 - cp's OEIS frontend

A226008 a(0) = 0; for n>0, a(n) = denominator(1/4 - 4/n^2).

n	a(n)
0	0
1	4
2	4
3	36
4	1
5	100
6	36
7	196
8	16
9	324
10	100
11	484
12	9
13	676
14	196
15	900
16	64
17	1156
18	324
19	1444
20	25
21	1764
22	484
23	2116
24	144
25	2500
26	676
27	2916
28	49
29	3364
30	900
31	3844
32	256
33	4356
34	1156
35	4900
36	81
37	5476
38	1444
39	6084
40	400
41	6724
42	1764
43	7396
44	121
45	8100

[0, 4, 4, 36, 1, 100, 36, 196, 16, 324, 100, 484, 9, 676, 196, 900, 64, 1156, 324, 1444, 25, 1764, 484, 2116, 144, 2500, 676, 2916, 49, 3364, 900, 3844, 256, 4356, 1156, 4900, 81, 5476, 1444, 6084, 400, 6724, 1764, 7396, 121, 8100]

cp's OEIS Frontend

A226008 a(0) = 0; for n>0, a(n) = denominator(1/4 - 4/n^2).

Table of values

List of values