A307857 - cp's OEIS frontend

A307857 Number of partitions of n into 1, 2 or 3 nonprime parts.

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	3
9	3
10	4
11	3
12	5
13	4
14	6
15	5
16	9
17	7
18	10
19	8
20	12
21	10
22	15
23	11
24	18
25	15
26	20
27	17
28	24
29	19
30	28
31	22
32	30
33	26
34	36
35	29
36	41
37	34
38	42
39	37
40	51
41	41
42	55
43	47
44	59
45	53
46	66
47	54
48	73
49	63
50	78
51	70
52	85
53	72
54	94
55	81
56	99
57	89
58	108
59	92
60	118
61	102
62	121
63	110
64	135
65	117
66	143
67	126

[1, 1, 1, 1, 1, 2, 1, 3, 3, 4, 3, 5, 4, 6, 5, 9, 7, 10, 8, 12, 10, 15, 11, 18, 15, 20, 17, 24, 19, 28, 22, 30, 26, 36, 29, 41, 34, 42, 37, 51, 41, 55, 47, 59, 53, 66, 54, 73, 63, 78, 70, 85, 72, 94, 81, 99, 89, 108, 92, 118, 102, 121, 110, 135, 117, 143, 126]

cp's OEIS Frontend

A307857 Number of partitions of n into 1, 2 or 3 nonprime parts.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	3
9	3
10	4
11	3
12	5
13	4
14	6
15	5
16	9
17	7
18	10
19	8
20	12
21	10
22	15
23	11
24	18
25	15
26	20
27	17
28	24
29	19
30	28
31	22
32	30
33	26
34	36
35	29
36	41
37	34
38	42
39	37
40	51
41	41
42	55
43	47
44	59
45	53
46	66
47	54
48	73
49	63
50	78
51	70
52	85
53	72
54	94
55	81
56	99
57	89
58	108
59	92
60	118
61	102
62	121
63	110
64	135
65	117
66	143
67	126

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	3
9	3
10	4
11	3
12	5
13	4
14	6
15	5
16	9
17	7
18	10
19	8
20	12
21	10
22	15
23	11
24	18
25	15
26	20
27	17
28	24
29	19
30	28
31	22
32	30
33	26
34	36
35	29
36	41
37	34
38	42
39	37
40	51
41	41
42	55
43	47
44	59
45	53
46	66
47	54
48	73
49	63
50	78
51	70
52	85
53	72
54	94
55	81
56	99
57	89
58	108
59	92
60	118
61	102
62	121
63	110
64	135
65	117
66	143
67	126

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	3
9	3
10	4
11	3
12	5
13	4
14	6
15	5
16	9
17	7
18	10
19	8
20	12
21	10
22	15
23	11
24	18
25	15
26	20
27	17
28	24
29	19
30	28
31	22
32	30
33	26
34	36
35	29
36	41
37	34
38	42
39	37
40	51
41	41
42	55
43	47
44	59
45	53
46	66
47	54
48	73
49	63
50	78
51	70
52	85
53	72
54	94
55	81
56	99
57	89
58	108
59	92
60	118
61	102
62	121
63	110
64	135
65	117
66	143
67	126