A328027 - cp's OEIS frontend

A328027 Irregular triangle read by rows where row n lists, in weakly increasing order, the differences between consecutive divisors of n.

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

[1, 2, 1, 2, 4, 1, 1, 3, 6, 1, 2, 4, 2, 6, 1, 3, 5, 10, 1, 1, 1, 2, 6, 12, 1, 5, 7, 2, 2, 10, 1, 2, 4, 8, 16, 1, 1, 3, 3, 9, 18, 1, 1, 2, 5, 10, 2, 4, 14, 1, 9, 11, 22, 1, 1, 1, 2, 2, 4, 12, 4, 20, 1, 11, 13, 2, 6, 18, 1, 2, 3, 7, 14, 28, 1, 1, 1, 2, 4, 5, 15]

cp's OEIS Frontend

A328027 Irregular triangle read by rows where row n lists, in weakly increasing order, the differences between consecutive divisors of n.

Table of values

List of values

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

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

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