A167439 - cp's OEIS frontend

A167439 Length of the longest partition of n into distinct parts, with each part divisible by the next one.

n	a(n)
0	0
1	1
2	1
3	2
4	2
5	2
6	2
7	3
8	2
9	3
10	3
11	3
12	2
13	3
14	3
15	4
16	3
17	3
18	3
19	4
20	3
21	4
22	4
23	4
24	2
25	3
26	3
27	4
28	4
29	4
30	4
31	5
32	3
33	4
34	4
35	4
36	4
37	4
38	4
39	5
40	4
41	4
42	4
43	5
44	4
45	5
46	5
47	5
48	3
49	4
50	4
51	4
52	4
53	4
54	4
55	5
56	4
57	5
58	5
59	5
60	4
61	5
62	5
63	6
64	5
65	4
66	4
67	5
68	4
69	5
70	5
71	5
72	4
73	5
74	4
75	5
76	5
77	5
78	5
79	6
80	4
81	5
82	5
83	5
84	4
85	5
86	5
87	6
88	5
89	5
90	5
91	6
92	5
93	6
94	6
95	6
96	5
97	4
98	4
99	5
100	5
101	5
102	4
103	5
104	4

[0, 1, 1, 2, 2, 2, 2, 3, 2, 3, 3, 3, 2, 3, 3, 4, 3, 3, 3, 4, 3, 4, 4, 4, 2, 3, 3, 4, 4, 4, 4, 5, 3, 4, 4, 4, 4, 4, 4, 5, 4, 4, 4, 5, 4, 5, 5, 5, 3, 4, 4, 4, 4, 4, 4, 5, 4, 5, 5, 5, 4, 5, 5, 6, 5, 4, 4, 5, 4, 5, 5, 5, 4, 5, 4, 5, 5, 5, 5, 6, 4, 5, 5, 5, 4, 5, 5, 6, 5, 5, 5, 6, 5, 6, 6, 6, 5, 4, 4, 5, 5, 5, 4, 5, 4]

cp's OEIS Frontend

A167439 Length of the longest partition of n into distinct parts, with each part divisible by the next one.

Table of values

List of values

n	a(n)
0	0
1	1
2	1
3	2
4	2
5	2
6	2
7	3
8	2
9	3
10	3
11	3
12	2
13	3
14	3
15	4
16	3
17	3
18	3
19	4
20	3
21	4
22	4
23	4
24	2
25	3
26	3
27	4
28	4
29	4
30	4
31	5
32	3
33	4
34	4
35	4
36	4
37	4
38	4
39	5
40	4
41	4
42	4
43	5
44	4
45	5
46	5
47	5
48	3
49	4
50	4
51	4
52	4
53	4
54	4
55	5
56	4
57	5
58	5
59	5
60	4
61	5
62	5
63	6
64	5
65	4
66	4
67	5
68	4
69	5
70	5
71	5
72	4
73	5
74	4
75	5
76	5
77	5
78	5
79	6
80	4
81	5
82	5
83	5
84	4
85	5
86	5
87	6
88	5
89	5
90	5
91	6
92	5
93	6
94	6
95	6
96	5
97	4
98	4
99	5
100	5
101	5
102	4
103	5
104	4

n	a(n)
0	0
1	1
2	1
3	2
4	2
5	2
6	2
7	3
8	2
9	3
10	3
11	3
12	2
13	3
14	3
15	4
16	3
17	3
18	3
19	4
20	3
21	4
22	4
23	4
24	2
25	3
26	3
27	4
28	4
29	4
30	4
31	5
32	3
33	4
34	4
35	4
36	4
37	4
38	4
39	5
40	4
41	4
42	4
43	5
44	4
45	5
46	5
47	5
48	3
49	4
50	4
51	4
52	4
53	4
54	4
55	5
56	4
57	5
58	5
59	5
60	4
61	5
62	5
63	6
64	5
65	4
66	4
67	5
68	4
69	5
70	5
71	5
72	4
73	5
74	4
75	5
76	5
77	5
78	5
79	6
80	4
81	5
82	5
83	5
84	4
85	5
86	5
87	6
88	5
89	5
90	5
91	6
92	5
93	6
94	6
95	6
96	5
97	4
98	4
99	5
100	5
101	5
102	4
103	5
104	4

n	a(n)
0	0
1	1
2	1
3	2
4	2
5	2
6	2
7	3
8	2
9	3
10	3
11	3
12	2
13	3
14	3
15	4
16	3
17	3
18	3
19	4
20	3
21	4
22	4
23	4
24	2
25	3
26	3
27	4
28	4
29	4
30	4
31	5
32	3
33	4
34	4
35	4
36	4
37	4
38	4
39	5
40	4
41	4
42	4
43	5
44	4
45	5
46	5
47	5
48	3
49	4
50	4
51	4
52	4
53	4
54	4
55	5
56	4
57	5
58	5
59	5
60	4
61	5
62	5
63	6
64	5
65	4
66	4
67	5
68	4
69	5
70	5
71	5
72	4
73	5
74	4
75	5
76	5
77	5
78	5
79	6
80	4
81	5
82	5
83	5
84	4
85	5
86	5
87	6
88	5
89	5
90	5
91	6
92	5
93	6
94	6
95	6
96	5
97	4
98	4
99	5
100	5
101	5
102	4
103	5
104	4