A239499 - cp's OEIS frontend

A239499 Number of partitions p of n such that if h = (number of parts of p), then h is an (h,2)-separator of p; see Comments.

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	1
8	1
9	0
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	2
18	2
19	3
20	3
21	3
22	3
23	4
24	4
25	5
26	5
27	6
28	6
29	7
30	7
31	9
32	9
33	11
34	12
35	14
36	15
37	17
38	18
39	20
40	22
41	24
42	26
43	29
44	31
45	34
46	37
47	40
48	43
49	48
50	51
51	56
52	61
53	67
54	72
55	80
56	86
57	94
58	102
59	111
60	119
61	131
62	140
63	152
64	164
65	178
66	190
67	207
68	221
69	239

[0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 9, 9, 11, 12, 14, 15, 17, 18, 20, 22, 24, 26, 29, 31, 34, 37, 40, 43, 48, 51, 56, 61, 67, 72, 80, 86, 94, 102, 111, 119, 131, 140, 152, 164, 178, 190, 207, 221, 239]

cp's OEIS Frontend

A239499 Number of partitions p of n such that if h = (number of parts of p), then h is an (h,2)-separator of p; see Comments.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	1
8	1
9	0
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	2
18	2
19	3
20	3
21	3
22	3
23	4
24	4
25	5
26	5
27	6
28	6
29	7
30	7
31	9
32	9
33	11
34	12
35	14
36	15
37	17
38	18
39	20
40	22
41	24
42	26
43	29
44	31
45	34
46	37
47	40
48	43
49	48
50	51
51	56
52	61
53	67
54	72
55	80
56	86
57	94
58	102
59	111
60	119
61	131
62	140
63	152
64	164
65	178
66	190
67	207
68	221
69	239

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	1
8	1
9	0
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	2
18	2
19	3
20	3
21	3
22	3
23	4
24	4
25	5
26	5
27	6
28	6
29	7
30	7
31	9
32	9
33	11
34	12
35	14
36	15
37	17
38	18
39	20
40	22
41	24
42	26
43	29
44	31
45	34
46	37
47	40
48	43
49	48
50	51
51	56
52	61
53	67
54	72
55	80
56	86
57	94
58	102
59	111
60	119
61	131
62	140
63	152
64	164
65	178
66	190
67	207
68	221
69	239

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	1
8	1
9	0
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	2
18	2
19	3
20	3
21	3
22	3
23	4
24	4
25	5
26	5
27	6
28	6
29	7
30	7
31	9
32	9
33	11
34	12
35	14
36	15
37	17
38	18
39	20
40	22
41	24
42	26
43	29
44	31
45	34
46	37
47	40
48	43
49	48
50	51
51	56
52	61
53	67
54	72
55	80
56	86
57	94
58	102
59	111
60	119
61	131
62	140
63	152
64	164
65	178
66	190
67	207
68	221
69	239