A179382 - cp's OEIS frontend

A179382 a(n) is the smallest period of pseudo-arithmetic progression with initial term 1 and difference 2n-1.

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	5
7	6
8	1
9	4
10	9
11	2
12	4
13	10
14	9
15	14
16	1
17	5
18	5
19	18
20	4
21	10
22	7
23	5
24	9
25	10
26	2
27	26
28	8
29	9
30	29
31	30
32	1
33	6
34	33
35	11
36	14
37	3
38	9
39	15
40	17
41	27
42	41
43	2
44	11
45	4
46	4
47	3
48	14
49	24
50	15
51	50
52	23
53	4
54	53
55	18
56	14
57	14
58	19
59	3
60	9
61	55
62	6
63	50
64	1
65	7
66	65
67	8
68	17
69	34
70	69
71	23
72	25
73	14
74	20
75	74
76	5
77	10
78	8
79	26
80	21

[1, 1, 2, 1, 3, 5, 6, 1, 4, 9, 2, 4, 10, 9, 14, 1, 5, 5, 18, 4, 10, 7, 5, 9, 10, 2, 26, 8, 9, 29, 30, 1, 6, 33, 11, 14, 3, 9, 15, 17, 27, 41, 2, 11, 4, 4, 3, 14, 24, 15, 50, 23, 4, 53, 18, 14, 14, 19, 3, 9, 55, 6, 50, 1, 7, 65, 8, 17, 34, 69, 23, 25, 14, 20, 74, 5, 10, 8, 26, 21]

cp's OEIS Frontend

A179382 a(n) is the smallest period of pseudo-arithmetic progression with initial term 1 and difference 2n-1.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	5
7	6
8	1
9	4
10	9
11	2
12	4
13	10
14	9
15	14
16	1
17	5
18	5
19	18
20	4
21	10
22	7
23	5
24	9
25	10
26	2
27	26
28	8
29	9
30	29
31	30
32	1
33	6
34	33
35	11
36	14
37	3
38	9
39	15
40	17
41	27
42	41
43	2
44	11
45	4
46	4
47	3
48	14
49	24
50	15
51	50
52	23
53	4
54	53
55	18
56	14
57	14
58	19
59	3
60	9
61	55
62	6
63	50
64	1
65	7
66	65
67	8
68	17
69	34
70	69
71	23
72	25
73	14
74	20
75	74
76	5
77	10
78	8
79	26
80	21

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	5
7	6
8	1
9	4
10	9
11	2
12	4
13	10
14	9
15	14
16	1
17	5
18	5
19	18
20	4
21	10
22	7
23	5
24	9
25	10
26	2
27	26
28	8
29	9
30	29
31	30
32	1
33	6
34	33
35	11
36	14
37	3
38	9
39	15
40	17
41	27
42	41
43	2
44	11
45	4
46	4
47	3
48	14
49	24
50	15
51	50
52	23
53	4
54	53
55	18
56	14
57	14
58	19
59	3
60	9
61	55
62	6
63	50
64	1
65	7
66	65
67	8
68	17
69	34
70	69
71	23
72	25
73	14
74	20
75	74
76	5
77	10
78	8
79	26
80	21

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	5
7	6
8	1
9	4
10	9
11	2
12	4
13	10
14	9
15	14
16	1
17	5
18	5
19	18
20	4
21	10
22	7
23	5
24	9
25	10
26	2
27	26
28	8
29	9
30	29
31	30
32	1
33	6
34	33
35	11
36	14
37	3
38	9
39	15
40	17
41	27
42	41
43	2
44	11
45	4
46	4
47	3
48	14
49	24
50	15
51	50
52	23
53	4
54	53
55	18
56	14
57	14
58	19
59	3
60	9
61	55
62	6
63	50
64	1
65	7
66	65
67	8
68	17
69	34
70	69
71	23
72	25
73	14
74	20
75	74
76	5
77	10
78	8
79	26
80	21