A193829 - cp's OEIS frontend

A193829 Irregular triangle read by rows in which row n lists the differences between consecutive divisors of n.

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

[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, 2, 1, 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, 2, 1, 4, 5, 15, 30]

cp's OEIS Frontend

A193829 Irregular triangle read by rows in which row n lists the differences between consecutive divisors of n.

Table of values

List of values

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

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

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