A049988 - cp's OEIS frontend

A049988 Number of nondecreasing arithmetic progressions of positive integers with sum n.

n	a(n)
0	1
1	1
2	2
3	3
4	4
5	4
6	7
7	5
8	7
9	9
10	9
11	7
12	14
13	8
14	11
15	16
16	13
17	10
18	20
19	11
20	17
21	21
22	16
23	13
24	27
25	17
26	18
27	26
28	22
29	16
30	35
31	17
32	23
33	31
34	23
35	25
36	41
37	20
38	25
39	36
40	33
41	22
42	46
43	23
44	31
45	48
46	30
47	25
48	52
49	29
50	38
51	47
52	36
53	28
54	57
55	37
56	41
57	52
58	37
59	31
60	71
61	32
62	39
63	62
64	44
65	43
66	69
67	35
68	45
69	62
70	57
71	37
72	79
73	38

[1, 1, 2, 3, 4, 4, 7, 5, 7, 9, 9, 7, 14, 8, 11, 16, 13, 10, 20, 11, 17, 21, 16, 13, 27, 17, 18, 26, 22, 16, 35, 17, 23, 31, 23, 25, 41, 20, 25, 36, 33, 22, 46, 23, 31, 48, 30, 25, 52, 29, 38, 47, 36, 28, 57, 37, 41, 52, 37, 31, 71, 32, 39, 62, 44, 43, 69, 35, 45, 62, 57, 37, 79, 38]

cp's OEIS Frontend

A049988 Number of nondecreasing arithmetic progressions of positive integers with sum n.

Table of values

List of values

n	a(n)
0	1
1	1
2	2
3	3
4	4
5	4
6	7
7	5
8	7
9	9
10	9
11	7
12	14
13	8
14	11
15	16
16	13
17	10
18	20
19	11
20	17
21	21
22	16
23	13
24	27
25	17
26	18
27	26
28	22
29	16
30	35
31	17
32	23
33	31
34	23
35	25
36	41
37	20
38	25
39	36
40	33
41	22
42	46
43	23
44	31
45	48
46	30
47	25
48	52
49	29
50	38
51	47
52	36
53	28
54	57
55	37
56	41
57	52
58	37
59	31
60	71
61	32
62	39
63	62
64	44
65	43
66	69
67	35
68	45
69	62
70	57
71	37
72	79
73	38

n	a(n)
0	1
1	1
2	2
3	3
4	4
5	4
6	7
7	5
8	7
9	9
10	9
11	7
12	14
13	8
14	11
15	16
16	13
17	10
18	20
19	11
20	17
21	21
22	16
23	13
24	27
25	17
26	18
27	26
28	22
29	16
30	35
31	17
32	23
33	31
34	23
35	25
36	41
37	20
38	25
39	36
40	33
41	22
42	46
43	23
44	31
45	48
46	30
47	25
48	52
49	29
50	38
51	47
52	36
53	28
54	57
55	37
56	41
57	52
58	37
59	31
60	71
61	32
62	39
63	62
64	44
65	43
66	69
67	35
68	45
69	62
70	57
71	37
72	79
73	38

n	a(n)
0	1
1	1
2	2
3	3
4	4
5	4
6	7
7	5
8	7
9	9
10	9
11	7
12	14
13	8
14	11
15	16
16	13
17	10
18	20
19	11
20	17
21	21
22	16
23	13
24	27
25	17
26	18
27	26
28	22
29	16
30	35
31	17
32	23
33	31
34	23
35	25
36	41
37	20
38	25
39	36
40	33
41	22
42	46
43	23
44	31
45	48
46	30
47	25
48	52
49	29
50	38
51	47
52	36
53	28
54	57
55	37
56	41
57	52
58	37
59	31
60	71
61	32
62	39
63	62
64	44
65	43
66	69
67	35
68	45
69	62
70	57
71	37
72	79
73	38