A290665 - OEIS

A290665 as a simple table

n	a(n)
0	1
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	9
9	9
10	9
11	9
12	9
13	9
14	1
15	1
16	225
17	225
18	193
19	193
20	129
21	153
22	17
23	17
24	993
25	961
26	973
27	991
28	943
29	941
30	4467
31	4371
32	37121
33	37153
34	33825
35	33825
36	37897
37	37889
38	5169
39	5523
40	106113
41	106113
42	106119
43	83607
44	9495
45	263
46	49159
47	507979
48	246851
49	163909

[1,1,1,1,1,1,1,1,9,9,9,9,9,9,1,1,225,225,193,193, 129,153,17,17,993,961,973,991,943,941,4467,4371, 37121,37153,33825,33825,37897,37889,5169,5523, 106113,106113,106119,83607,9495,263,49159,507979, 246851,163909]