A003642 - OEIS

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A003642 as a simple table

n	a(n)
1	1
2	1
3	2
4	2
5	2
6	2
7	2
8	2
9	4
10	2
11	2
12	2
13	4
14	4
15	2
16	2
17	2
18	2
19	4
20	2
21	2
22	4
23	2
24	2
25	2
26	4
27	4
28	4
29	4
30	2
31	2
32	4
33	4
34	2
35	4
36	2
37	2
38	4
39	2
40	2
41	2
42	4
43	8
44	2
45	2
46	4
47	2
48	4
49	2
50	2
51	4
52	4
53	4
54	2
55	2
56	4
57	4
58	2
59	4
60	2
61	2
62	4
63	2
64	2
65	4
66	8
67	2
68	4
69	2
70	4
71	4
72	2
73	2
74	4
75	4
76	4
77	4
78	2
79	2
80	2
81	4
82	2
83	4
84	2
85	4
86	8
87	4
88	2
89	4
90	2
91	4
92	4
93	2
94	2
95	4
96	2
97	4
98	4
99	2
100	4
101	4
102	4
103	2
104	2
105	4

[1,1,2,2,2,2,2,2,4,2,2,2,4,4,2,2,2,2,4,2,2,4,2,2, 2,4,4,4,4,2,2,4,4,2,4,2,2,4,2,2,2,4,8,2,2,4,2,4,2, 2,4,4,4,2,2,4,4,2,4,2,2,4,2,2,4,8,2,4,2,4,4,2,2,4, 4,4,4,2,2,2,4,2,4,2,4,8,4,2,4,2,4,4,2,2,4,2,4,4,2, 4,4,4,2,2,4]

n	a(n)
1	1
2	1
3	2
4	2
5	2
6	2
7	2
8	2
9	4
10	2
11	2
12	2
13	4
14	4
15	2
16	2
17	2
18	2
19	4
20	2
21	2
22	4
23	2
24	2
25	2
26	4
27	4
28	4
29	4
30	2
31	2
32	4
33	4
34	2
35	4
36	2
37	2
38	4
39	2
40	2
41	2
42	4
43	8
44	2
45	2
46	4
47	2
48	4
49	2
50	2
51	4
52	4
53	4
54	2
55	2
56	4
57	4
58	2
59	4
60	2
61	2
62	4
63	2
64	2
65	4
66	8
67	2
68	4
69	2
70	4
71	4
72	2
73	2
74	4
75	4
76	4
77	4
78	2
79	2
80	2
81	4
82	2
83	4
84	2
85	4
86	8
87	4
88	2
89	4
90	2
91	4
92	4
93	2
94	2
95	4
96	2
97	4
98	4
99	2
100	4
101	4
102	4
103	2
104	2
105	4

n	a(n)
1	1
2	1
3	2
4	2
5	2
6	2
7	2
8	2
9	4
10	2
11	2
12	2
13	4
14	4
15	2
16	2
17	2
18	2
19	4
20	2
21	2
22	4
23	2
24	2
25	2
26	4
27	4
28	4
29	4
30	2
31	2
32	4
33	4
34	2
35	4
36	2
37	2
38	4
39	2
40	2
41	2
42	4
43	8
44	2
45	2
46	4
47	2
48	4
49	2
50	2
51	4
52	4
53	4
54	2
55	2
56	4
57	4
58	2
59	4
60	2
61	2
62	4
63	2
64	2
65	4
66	8
67	2
68	4
69	2
70	4
71	4
72	2
73	2
74	4
75	4
76	4
77	4
78	2
79	2
80	2
81	4
82	2
83	4
84	2
85	4
86	8
87	4
88	2
89	4
90	2
91	4
92	4
93	2
94	2
95	4
96	2
97	4
98	4
99	2
100	4
101	4
102	4
103	2
104	2
105	4

n	a(n)
1	1
2	1
3	2
4	2
5	2
6	2
7	2
8	2
9	4
10	2
11	2
12	2
13	4
14	4
15	2
16	2
17	2
18	2
19	4
20	2
21	2
22	4
23	2
24	2
25	2
26	4
27	4
28	4
29	4
30	2
31	2
32	4
33	4
34	2
35	4
36	2
37	2
38	4
39	2
40	2
41	2
42	4
43	8
44	2
45	2
46	4
47	2
48	4
49	2
50	2
51	4
52	4
53	4
54	2
55	2
56	4
57	4
58	2
59	4
60	2
61	2
62	4
63	2
64	2
65	4
66	8
67	2
68	4
69	2
70	4
71	4
72	2
73	2
74	4
75	4
76	4
77	4
78	2
79	2
80	2
81	4
82	2
83	4
84	2
85	4
86	8
87	4
88	2
89	4
90	2
91	4
92	4
93	2
94	2
95	4
96	2
97	4
98	4
99	2
100	4
101	4
102	4
103	2
104	2
105	4