A286220 - cp's OEIS frontend

A286220 Number of partitions of n into distinct parts with an odd number of distinct prime divisors.

n	a(n)
0	1
1	0
2	1
3	1
4	1
5	2
6	1
7	3
8	2
9	4
10	3
11	5
12	5
13	6
14	7
15	7
16	10
17	9
18	12
19	12
20	15
21	15
22	18
23	19
24	22
25	24
26	26
27	30
28	32
29	36
30	40
31	43
32	49
33	52
34	58
35	63
36	69
37	76
38	81
39	91
40	96
41	108
42	114
43	127
44	135
45	148
46	159
47	173
48	186
49	202
50	217
51	234
52	253
53	271
54	293
55	313
56	339
57	361
58	390
59	416
60	449
61	478
62	514
63	547
64	588
65	625
66	671
67	714
68	763
69	815
70	867

[1, 0, 1, 1, 1, 2, 1, 3, 2, 4, 3, 5, 5, 6, 7, 7, 10, 9, 12, 12, 15, 15, 18, 19, 22, 24, 26, 30, 32, 36, 40, 43, 49, 52, 58, 63, 69, 76, 81, 91, 96, 108, 114, 127, 135, 148, 159, 173, 186, 202, 217, 234, 253, 271, 293, 313, 339, 361, 390, 416, 449, 478, 514, 547, 588, 625, 671, 714, 763, 815, 867]

cp's OEIS Frontend

A286220 Number of partitions of n into distinct parts with an odd number of distinct prime divisors.

Table of values

List of values

n	a(n)
0	1
1	0
2	1
3	1
4	1
5	2
6	1
7	3
8	2
9	4
10	3
11	5
12	5
13	6
14	7
15	7
16	10
17	9
18	12
19	12
20	15
21	15
22	18
23	19
24	22
25	24
26	26
27	30
28	32
29	36
30	40
31	43
32	49
33	52
34	58
35	63
36	69
37	76
38	81
39	91
40	96
41	108
42	114
43	127
44	135
45	148
46	159
47	173
48	186
49	202
50	217
51	234
52	253
53	271
54	293
55	313
56	339
57	361
58	390
59	416
60	449
61	478
62	514
63	547
64	588
65	625
66	671
67	714
68	763
69	815
70	867

n	a(n)
0	1
1	0
2	1
3	1
4	1
5	2
6	1
7	3
8	2
9	4
10	3
11	5
12	5
13	6
14	7
15	7
16	10
17	9
18	12
19	12
20	15
21	15
22	18
23	19
24	22
25	24
26	26
27	30
28	32
29	36
30	40
31	43
32	49
33	52
34	58
35	63
36	69
37	76
38	81
39	91
40	96
41	108
42	114
43	127
44	135
45	148
46	159
47	173
48	186
49	202
50	217
51	234
52	253
53	271
54	293
55	313
56	339
57	361
58	390
59	416
60	449
61	478
62	514
63	547
64	588
65	625
66	671
67	714
68	763
69	815
70	867

n	a(n)
0	1
1	0
2	1
3	1
4	1
5	2
6	1
7	3
8	2
9	4
10	3
11	5
12	5
13	6
14	7
15	7
16	10
17	9
18	12
19	12
20	15
21	15
22	18
23	19
24	22
25	24
26	26
27	30
28	32
29	36
30	40
31	43
32	49
33	52
34	58
35	63
36	69
37	76
38	81
39	91
40	96
41	108
42	114
43	127
44	135
45	148
46	159
47	173
48	186
49	202
50	217
51	234
52	253
53	271
54	293
55	313
56	339
57	361
58	390
59	416
60	449
61	478
62	514
63	547
64	588
65	625
66	671
67	714
68	763
69	815
70	867