A119348 - cp's OEIS frontend

A119348 Triangle read by rows: row n contains, in increasing order, all the distinct sums of distinct divisors of n.

n	a(n)
1	1
2	1
3	2
4	3
5	1
6	3
7	4
8	1
9	2
10	3
11	4
12	5
13	6
14	7
15	1
16	5
17	6
18	1
19	2
20	3
21	4
22	5
23	6
24	7
25	8
26	9
27	10
28	11
29	12
30	1
31	7
32	8
33	1
34	2
35	3
36	4
37	5
38	6
39	7
40	8
41	9
42	10
43	11
44	12
45	13
46	14
47	15
48	1
49	3
50	4
51	9
52	10
53	12
54	13
55	1
56	2
57	3
58	5
59	6
60	7
61	8
62	10
63	11
64	12
65	13
66	15
67	16
68	17
69	18
70	1
71	11
72	12
73	1
74	2
75	3
76	4
77	5
78	6
79	7
80	8
81	9
82	10
83	11
84	12
85	13
86	14
87	15
88	16
89	17
90	18

[1, 1, 2, 3, 1, 3, 4, 1, 2, 3, 4, 5, 6, 7, 1, 5, 6, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 1, 7, 8, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 1, 3, 4, 9, 10, 12, 13, 1, 2, 3, 5, 6, 7, 8, 10, 11, 12, 13, 15, 16, 17, 18, 1, 11, 12, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18]

cp's OEIS Frontend

A119348 Triangle read by rows: row n contains, in increasing order, all the distinct sums of distinct divisors of n.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	3
5	1
6	3
7	4
8	1
9	2
10	3
11	4
12	5
13	6
14	7
15	1
16	5
17	6
18	1
19	2
20	3
21	4
22	5
23	6
24	7
25	8
26	9
27	10
28	11
29	12
30	1
31	7
32	8
33	1
34	2
35	3
36	4
37	5
38	6
39	7
40	8
41	9
42	10
43	11
44	12
45	13
46	14
47	15
48	1
49	3
50	4
51	9
52	10
53	12
54	13
55	1
56	2
57	3
58	5
59	6
60	7
61	8
62	10
63	11
64	12
65	13
66	15
67	16
68	17
69	18
70	1
71	11
72	12
73	1
74	2
75	3
76	4
77	5
78	6
79	7
80	8
81	9
82	10
83	11
84	12
85	13
86	14
87	15
88	16
89	17
90	18

n	a(n)
1	1
2	1
3	2
4	3
5	1
6	3
7	4
8	1
9	2
10	3
11	4
12	5
13	6
14	7
15	1
16	5
17	6
18	1
19	2
20	3
21	4
22	5
23	6
24	7
25	8
26	9
27	10
28	11
29	12
30	1
31	7
32	8
33	1
34	2
35	3
36	4
37	5
38	6
39	7
40	8
41	9
42	10
43	11
44	12
45	13
46	14
47	15
48	1
49	3
50	4
51	9
52	10
53	12
54	13
55	1
56	2
57	3
58	5
59	6
60	7
61	8
62	10
63	11
64	12
65	13
66	15
67	16
68	17
69	18
70	1
71	11
72	12
73	1
74	2
75	3
76	4
77	5
78	6
79	7
80	8
81	9
82	10
83	11
84	12
85	13
86	14
87	15
88	16
89	17
90	18

n	a(n)
1	1
2	1
3	2
4	3
5	1
6	3
7	4
8	1
9	2
10	3
11	4
12	5
13	6
14	7
15	1
16	5
17	6
18	1
19	2
20	3
21	4
22	5
23	6
24	7
25	8
26	9
27	10
28	11
29	12
30	1
31	7
32	8
33	1
34	2
35	3
36	4
37	5
38	6
39	7
40	8
41	9
42	10
43	11
44	12
45	13
46	14
47	15
48	1
49	3
50	4
51	9
52	10
53	12
54	13
55	1
56	2
57	3
58	5
59	6
60	7
61	8
62	10
63	11
64	12
65	13
66	15
67	16
68	17
69	18
70	1
71	11
72	12
73	1
74	2
75	3
76	4
77	5
78	6
79	7
80	8
81	9
82	10
83	11
84	12
85	13
86	14
87	15
88	16
89	17
90	18