A337600 - cp's OEIS frontend

A337600 Number of unordered triples of positive integers summing to n whose set of distinct parts is pairwise coprime, where a singleton is always considered coprime.

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	2
6	3
7	3
8	4
9	5
10	5
11	6
12	9
13	7
14	10
15	8
16	11
17	11
18	18
19	12
20	19
21	13
22	19
23	17
24	30
25	16
26	28
27	20
28	31
29	23
30	47
31	23
32	42
33	26
34	45
35	27
36	60
37	31
38	57
39	35
40	61
41	37
42	85
43	38
44	75
45	43
46	74
47	47
48	108
49	45
50	98
51	52
52	96
53	56
54	136
55	54
56	115
57	64
58	117
59	67
60	175
61	65
62	139
63	76
64	144
65	75
66	195

[0, 0, 0, 1, 1, 2, 3, 3, 4, 5, 5, 6, 9, 7, 10, 8, 11, 11, 18, 12, 19, 13, 19, 17, 30, 16, 28, 20, 31, 23, 47, 23, 42, 26, 45, 27, 60, 31, 57, 35, 61, 37, 85, 38, 75, 43, 74, 47, 108, 45, 98, 52, 96, 56, 136, 54, 115, 64, 117, 67, 175, 65, 139, 76, 144, 75, 195]

cp's OEIS Frontend

A337600 Number of unordered triples of positive integers summing to n whose set of distinct parts is pairwise coprime, where a singleton is always considered coprime.

Table of values

List of values

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	2
6	3
7	3
8	4
9	5
10	5
11	6
12	9
13	7
14	10
15	8
16	11
17	11
18	18
19	12
20	19
21	13
22	19
23	17
24	30
25	16
26	28
27	20
28	31
29	23
30	47
31	23
32	42
33	26
34	45
35	27
36	60
37	31
38	57
39	35
40	61
41	37
42	85
43	38
44	75
45	43
46	74
47	47
48	108
49	45
50	98
51	52
52	96
53	56
54	136
55	54
56	115
57	64
58	117
59	67
60	175
61	65
62	139
63	76
64	144
65	75
66	195

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	2
6	3
7	3
8	4
9	5
10	5
11	6
12	9
13	7
14	10
15	8
16	11
17	11
18	18
19	12
20	19
21	13
22	19
23	17
24	30
25	16
26	28
27	20
28	31
29	23
30	47
31	23
32	42
33	26
34	45
35	27
36	60
37	31
38	57
39	35
40	61
41	37
42	85
43	38
44	75
45	43
46	74
47	47
48	108
49	45
50	98
51	52
52	96
53	56
54	136
55	54
56	115
57	64
58	117
59	67
60	175
61	65
62	139
63	76
64	144
65	75
66	195

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	2
6	3
7	3
8	4
9	5
10	5
11	6
12	9
13	7
14	10
15	8
16	11
17	11
18	18
19	12
20	19
21	13
22	19
23	17
24	30
25	16
26	28
27	20
28	31
29	23
30	47
31	23
32	42
33	26
34	45
35	27
36	60
37	31
38	57
39	35
40	61
41	37
42	85
43	38
44	75
45	43
46	74
47	47
48	108
49	45
50	98
51	52
52	96
53	56
54	136
55	54
56	115
57	64
58	117
59	67
60	175
61	65
62	139
63	76
64	144
65	75
66	195