A205378 - cp's OEIS frontend

A205378 Least k such that n divides s(k)-s(j) for some j where s(j)=(2j-1)^2.

n	a(n)
1	2
2	2
3	3
4	2
5	4
6	3
7	5
8	2
9	5
10	4
11	7
12	3
13	8
14	5
15	6
16	3
17	10
18	5
19	11
20	4
21	7
22	7
23	13
24	3
25	8
26	8
27	8
28	5
29	16
30	6
31	17
32	5
33	9
34	10
35	9
36	5
37	20
38	11
39	10
40	4
41	22
42	7
43	23
44	7
45	10
46	13
47	25
48	4
49	11
50	8
51	12
52	8
53	28
54	8
55	11
56	5
57	13
58	16
59	31
60	6

[2, 2, 3, 2, 4, 3, 5, 2, 5, 4, 7, 3, 8, 5, 6, 3, 10, 5, 11, 4, 7, 7, 13, 3, 8, 8, 8, 5, 16, 6, 17, 5, 9, 10, 9, 5, 20, 11, 10, 4, 22, 7, 23, 7, 10, 13, 25, 4, 11, 8, 12, 8, 28, 8, 11, 5, 13, 16, 31, 6]

cp's OEIS Frontend

A205378 Least k such that n divides s(k)-s(j) for some j where s(j)=(2j-1)^2.

Table of values

List of values

n	a(n)
1	2
2	2
3	3
4	2
5	4
6	3
7	5
8	2
9	5
10	4
11	7
12	3
13	8
14	5
15	6
16	3
17	10
18	5
19	11
20	4
21	7
22	7
23	13
24	3
25	8
26	8
27	8
28	5
29	16
30	6
31	17
32	5
33	9
34	10
35	9
36	5
37	20
38	11
39	10
40	4
41	22
42	7
43	23
44	7
45	10
46	13
47	25
48	4
49	11
50	8
51	12
52	8
53	28
54	8
55	11
56	5
57	13
58	16
59	31
60	6

n	a(n)
1	2
2	2
3	3
4	2
5	4
6	3
7	5
8	2
9	5
10	4
11	7
12	3
13	8
14	5
15	6
16	3
17	10
18	5
19	11
20	4
21	7
22	7
23	13
24	3
25	8
26	8
27	8
28	5
29	16
30	6
31	17
32	5
33	9
34	10
35	9
36	5
37	20
38	11
39	10
40	4
41	22
42	7
43	23
44	7
45	10
46	13
47	25
48	4
49	11
50	8
51	12
52	8
53	28
54	8
55	11
56	5
57	13
58	16
59	31
60	6

n	a(n)
1	2
2	2
3	3
4	2
5	4
6	3
7	5
8	2
9	5
10	4
11	7
12	3
13	8
14	5
15	6
16	3
17	10
18	5
19	11
20	4
21	7
22	7
23	13
24	3
25	8
26	8
27	8
28	5
29	16
30	6
31	17
32	5
33	9
34	10
35	9
36	5
37	20
38	11
39	10
40	4
41	22
42	7
43	23
44	7
45	10
46	13
47	25
48	4
49	11
50	8
51	12
52	8
53	28
54	8
55	11
56	5
57	13
58	16
59	31
60	6