A108760 - cp's OEIS frontend

A108760 Irregular array: n-th row consists of nonnegative integers i less than n such that n divides i(i+1).

n	a(n)
2	0
3	1
4	0
5	2
6	0
7	3
8	0
9	4
10	0
11	2
12	3
13	5
14	0
15	6
16	0
17	7
18	0
19	8
20	0
21	4
22	5
23	9
24	0
25	10
26	0
27	3
28	8
29	11
30	0
31	12
32	0
33	6
34	7
35	13
36	0
37	5
38	9
39	14
40	0
41	15
42	0
43	16
44	0
45	8
46	9
47	17
48	0
49	18
50	0
51	4
52	15
53	19
54	0
55	6
56	14
57	20
58	0
59	10
60	11
61	21
62	0
63	22
64	0
65	8
66	15
67	23
68	0
69	24
70	0
71	12
72	13
73	25
74	0
75	26
76	0
77	7
78	20
79	27
80	0
81	28
82	0
83	5
84	9
85	14
86	15
87	20
88	24
89	29

[0, 1, 0, 2, 0, 3, 0, 4, 0, 2, 3, 5, 0, 6, 0, 7, 0, 8, 0, 4, 5, 9, 0, 10, 0, 3, 8, 11, 0, 12, 0, 6, 7, 13, 0, 5, 9, 14, 0, 15, 0, 16, 0, 8, 9, 17, 0, 18, 0, 4, 15, 19, 0, 6, 14, 20, 0, 10, 11, 21, 0, 22, 0, 8, 15, 23, 0, 24, 0, 12, 13, 25, 0, 26, 0, 7, 20, 27, 0, 28, 0, 5, 9, 14, 15, 20, 24, 29]

cp's OEIS Frontend

A108760 Irregular array: n-th row consists of nonnegative integers i less than n such that n divides i(i+1).

Table of values

List of values

n	a(n)
2	0
3	1
4	0
5	2
6	0
7	3
8	0
9	4
10	0
11	2
12	3
13	5
14	0
15	6
16	0
17	7
18	0
19	8
20	0
21	4
22	5
23	9
24	0
25	10
26	0
27	3
28	8
29	11
30	0
31	12
32	0
33	6
34	7
35	13
36	0
37	5
38	9
39	14
40	0
41	15
42	0
43	16
44	0
45	8
46	9
47	17
48	0
49	18
50	0
51	4
52	15
53	19
54	0
55	6
56	14
57	20
58	0
59	10
60	11
61	21
62	0
63	22
64	0
65	8
66	15
67	23
68	0
69	24
70	0
71	12
72	13
73	25
74	0
75	26
76	0
77	7
78	20
79	27
80	0
81	28
82	0
83	5
84	9
85	14
86	15
87	20
88	24
89	29

n	a(n)
2	0
3	1
4	0
5	2
6	0
7	3
8	0
9	4
10	0
11	2
12	3
13	5
14	0
15	6
16	0
17	7
18	0
19	8
20	0
21	4
22	5
23	9
24	0
25	10
26	0
27	3
28	8
29	11
30	0
31	12
32	0
33	6
34	7
35	13
36	0
37	5
38	9
39	14
40	0
41	15
42	0
43	16
44	0
45	8
46	9
47	17
48	0
49	18
50	0
51	4
52	15
53	19
54	0
55	6
56	14
57	20
58	0
59	10
60	11
61	21
62	0
63	22
64	0
65	8
66	15
67	23
68	0
69	24
70	0
71	12
72	13
73	25
74	0
75	26
76	0
77	7
78	20
79	27
80	0
81	28
82	0
83	5
84	9
85	14
86	15
87	20
88	24
89	29

n	a(n)
2	0
3	1
4	0
5	2
6	0
7	3
8	0
9	4
10	0
11	2
12	3
13	5
14	0
15	6
16	0
17	7
18	0
19	8
20	0
21	4
22	5
23	9
24	0
25	10
26	0
27	3
28	8
29	11
30	0
31	12
32	0
33	6
34	7
35	13
36	0
37	5
38	9
39	14
40	0
41	15
42	0
43	16
44	0
45	8
46	9
47	17
48	0
49	18
50	0
51	4
52	15
53	19
54	0
55	6
56	14
57	20
58	0
59	10
60	11
61	21
62	0
63	22
64	0
65	8
66	15
67	23
68	0
69	24
70	0
71	12
72	13
73	25
74	0
75	26
76	0
77	7
78	20
79	27
80	0
81	28
82	0
83	5
84	9
85	14
86	15
87	20
88	24
89	29