A030718 - OEIS

A030718 as a simple table

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

[1,1,1,2,1,2,1,2,3,1,2,3,1,2,3,4,1,2,3,4,5,1,2,3, 4,5,6,1,2,3,4,5,6,7,1,2,3,4,5,6,7,1,2,3,4,5,6,7,8, 1,2,3,4,5,6,7,8,9,11,1,2,3,4,5,6,7,8,9,10,11,15,1, 2,3,4,5,6,7,8,9,10,11,15,18,1,2,3,4,5,6,7,8,9,10, 11,12,14,15,18,20]

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

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

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