A368684 - cp's OEIS frontend

A368684 Number of partitions of n into 2 parts such that the smaller part divides both n and floor(n/2).

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

[0, 1, 1, 2, 1, 2, 1, 3, 1, 2, 1, 4, 1, 2, 1, 4, 1, 3, 1, 4, 1, 2, 1, 6, 1, 2, 1, 4, 1, 4, 1, 5, 1, 2, 1, 6, 1, 2, 1, 6, 1, 4, 1, 4, 1, 2, 1, 8, 1, 3, 1, 4, 1, 4, 1, 6, 1, 2, 1, 8, 1, 2, 1, 6, 1, 4, 1, 4, 1, 4, 1, 9, 1, 2, 1, 4, 1, 4, 1, 8, 1, 2, 1, 8, 1, 2, 1, 6, 1, 6]

cp's OEIS Frontend

A368684 Number of partitions of n into 2 parts such that the smaller part divides both n and floor(n/2).

Table of values

List of values

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

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

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