A217920 - cp's OEIS frontend

A217920 Column 1 of A217916 (when formed into a number triangle).

n	a(n)
1	2
2	1
3	2
4	4
5	2
6	6
7	6
8	2
9	6
10	2
11	6
12	14
13	4
14	12
15	6
16	2
17	4
18	4
19	2
20	2
21	6
22	6
23	2
24	4
25	6
26	8
27	6
28	16
29	6
30	4
31	6
32	6
33	6
34	6
35	6
36	6
37	14
38	6
39	6
40	14
41	10
42	10
43	8
44	4
45	12
46	20
47	8
48	12
49	6
50	10
51	2
52	6
53	14
54	2
55	14
56	18
57	6
58	2
59	6
60	12
61	4
62	28
63	6
64	20
65	6
66	6
67	6
68	4
69	16
70	2
71	2
72	6
73	4
74	12
75	6
76	6
77	6
78	6
79	8
80	4
81	6
82	8
83	6

[2, 1, 2, 4, 2, 6, 6, 2, 6, 2, 6, 14, 4, 12, 6, 2, 4, 4, 2, 2, 6, 6, 2, 4, 6, 8, 6, 16, 6, 4, 6, 6, 6, 6, 6, 6, 14, 6, 6, 14, 10, 10, 8, 4, 12, 20, 8, 12, 6, 10, 2, 6, 14, 2, 14, 18, 6, 2, 6, 12, 4, 28, 6, 20, 6, 6, 6, 4, 16, 2, 2, 6, 4, 12, 6, 6, 6, 6, 8, 4, 6, 8, 6]

cp's OEIS Frontend

A217920 Column 1 of A217916 (when formed into a number triangle).

Table of values

List of values

n	a(n)
1	2
2	1
3	2
4	4
5	2
6	6
7	6
8	2
9	6
10	2
11	6
12	14
13	4
14	12
15	6
16	2
17	4
18	4
19	2
20	2
21	6
22	6
23	2
24	4
25	6
26	8
27	6
28	16
29	6
30	4
31	6
32	6
33	6
34	6
35	6
36	6
37	14
38	6
39	6
40	14
41	10
42	10
43	8
44	4
45	12
46	20
47	8
48	12
49	6
50	10
51	2
52	6
53	14
54	2
55	14
56	18
57	6
58	2
59	6
60	12
61	4
62	28
63	6
64	20
65	6
66	6
67	6
68	4
69	16
70	2
71	2
72	6
73	4
74	12
75	6
76	6
77	6
78	6
79	8
80	4
81	6
82	8
83	6

n	a(n)
1	2
2	1
3	2
4	4
5	2
6	6
7	6
8	2
9	6
10	2
11	6
12	14
13	4
14	12
15	6
16	2
17	4
18	4
19	2
20	2
21	6
22	6
23	2
24	4
25	6
26	8
27	6
28	16
29	6
30	4
31	6
32	6
33	6
34	6
35	6
36	6
37	14
38	6
39	6
40	14
41	10
42	10
43	8
44	4
45	12
46	20
47	8
48	12
49	6
50	10
51	2
52	6
53	14
54	2
55	14
56	18
57	6
58	2
59	6
60	12
61	4
62	28
63	6
64	20
65	6
66	6
67	6
68	4
69	16
70	2
71	2
72	6
73	4
74	12
75	6
76	6
77	6
78	6
79	8
80	4
81	6
82	8
83	6

n	a(n)
1	2
2	1
3	2
4	4
5	2
6	6
7	6
8	2
9	6
10	2
11	6
12	14
13	4
14	12
15	6
16	2
17	4
18	4
19	2
20	2
21	6
22	6
23	2
24	4
25	6
26	8
27	6
28	16
29	6
30	4
31	6
32	6
33	6
34	6
35	6
36	6
37	14
38	6
39	6
40	14
41	10
42	10
43	8
44	4
45	12
46	20
47	8
48	12
49	6
50	10
51	2
52	6
53	14
54	2
55	14
56	18
57	6
58	2
59	6
60	12
61	4
62	28
63	6
64	20
65	6
66	6
67	6
68	4
69	16
70	2
71	2
72	6
73	4
74	12
75	6
76	6
77	6
78	6
79	8
80	4
81	6
82	8
83	6