A381799 - cp's OEIS frontend

A381799 Irregular triangle read by rows, where row n is a list of residues of powers of prime factors of n (mod n).

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

[0, 0, 1, 0, 1, 0, 1, 2, 0, 1, 1, 2, 3, 4, 0, 1, 0, 1, 2, 4, 0, 1, 3, 1, 2, 4, 5, 6, 8, 0, 1, 1, 2, 3, 4, 8, 9, 0, 1, 1, 2, 4, 7, 8, 1, 3, 5, 6, 9, 10, 12, 0, 1, 2, 4, 8, 0, 1, 1, 2, 3, 4, 8, 9, 10, 14, 16, 0, 1, 1, 2, 4, 5, 8, 12, 16, 1, 3, 6, 7, 9, 12, 15, 18]

cp's OEIS Frontend

A381799 Irregular triangle read by rows, where row n is a list of residues of powers of prime factors of n (mod n).

Table of values

List of values

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

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

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