A286221 - cp's OEIS frontend

A286221 Number of partitions of n into distinct parts with an even number of distinct prime divisors.

n	a(n)
0	1
1	1
2	0
3	0
4	0
5	0
6	1
7	1
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	2
16	2
17	1
18	2
19	2
20	2
21	4
22	4
23	2
24	3
25	4
26	4
27	5
28	6
29	5
30	5
31	6
32	7
33	9
34	10
35	10
36	12
37	11
38	11
39	15
40	16
41	15
42	17
43	18
44	19
45	23
46	26
47	25
48	27
49	30
50	33
51	37
52	38
53	39
54	46
55	50
56	52
57	57
58	59
59	61
60	71
61	77
62	78
63	84
64	91
65	97
66	107
67	114
68	120
69	131
70	139
71	147
72	163
73	172
74	180
75	197

[1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1, 2, 2, 1, 2, 2, 2, 4, 4, 2, 3, 4, 4, 5, 6, 5, 5, 6, 7, 9, 10, 10, 12, 11, 11, 15, 16, 15, 17, 18, 19, 23, 26, 25, 27, 30, 33, 37, 38, 39, 46, 50, 52, 57, 59, 61, 71, 77, 78, 84, 91, 97, 107, 114, 120, 131, 139, 147, 163, 172, 180, 197]

cp's OEIS Frontend

A286221 Number of partitions of n into distinct parts with an even number of distinct prime divisors.

Table of values

List of values

n	a(n)
0	1
1	1
2	0
3	0
4	0
5	0
6	1
7	1
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	2
16	2
17	1
18	2
19	2
20	2
21	4
22	4
23	2
24	3
25	4
26	4
27	5
28	6
29	5
30	5
31	6
32	7
33	9
34	10
35	10
36	12
37	11
38	11
39	15
40	16
41	15
42	17
43	18
44	19
45	23
46	26
47	25
48	27
49	30
50	33
51	37
52	38
53	39
54	46
55	50
56	52
57	57
58	59
59	61
60	71
61	77
62	78
63	84
64	91
65	97
66	107
67	114
68	120
69	131
70	139
71	147
72	163
73	172
74	180
75	197

n	a(n)
0	1
1	1
2	0
3	0
4	0
5	0
6	1
7	1
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	2
16	2
17	1
18	2
19	2
20	2
21	4
22	4
23	2
24	3
25	4
26	4
27	5
28	6
29	5
30	5
31	6
32	7
33	9
34	10
35	10
36	12
37	11
38	11
39	15
40	16
41	15
42	17
43	18
44	19
45	23
46	26
47	25
48	27
49	30
50	33
51	37
52	38
53	39
54	46
55	50
56	52
57	57
58	59
59	61
60	71
61	77
62	78
63	84
64	91
65	97
66	107
67	114
68	120
69	131
70	139
71	147
72	163
73	172
74	180
75	197

n	a(n)
0	1
1	1
2	0
3	0
4	0
5	0
6	1
7	1
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	2
16	2
17	1
18	2
19	2
20	2
21	4
22	4
23	2
24	3
25	4
26	4
27	5
28	6
29	5
30	5
31	6
32	7
33	9
34	10
35	10
36	12
37	11
38	11
39	15
40	16
41	15
42	17
43	18
44	19
45	23
46	26
47	25
48	27
49	30
50	33
51	37
52	38
53	39
54	46
55	50
56	52
57	57
58	59
59	61
60	71
61	77
62	78
63	84
64	91
65	97
66	107
67	114
68	120
69	131
70	139
71	147
72	163
73	172
74	180
75	197