A373480 - cp's OEIS frontend

A373480 a(n) = A003415(n) mod A001414(n), where A003415 is the arithmetic derivative, and A001414 is the sum of prime factors with multiplicity.

n	a(n)
2	1
3	1
4	0
5	1
6	0
7	1
8	0
9	0
10	0
11	1
12	2
13	1
14	0
15	0
16	0
17	1
18	5
19	1
20	6
21	0
22	0
23	1
24	8
25	0
26	0
27	0
28	10
29	1
30	1
31	1
32	0
33	0
34	0
35	0
36	0
37	1
38	0
39	0
40	2
41	1
42	5
43	1
44	3
45	6
46	0
47	1
48	2
49	0
50	9
51	0
52	5
53	1
54	4
55	0
56	1
57	0
58	0
59	1
60	8
61	1
62	0
63	12
64	0
65	0
66	13
67	1
68	9
69	0
70	3
71	1
72	0
73	1
74	0
75	3
76	11
77	0
78	17
79	1
80	7
81	0
82	0
83	1
84	12
85	0
86	0
87	0
88	4
89	1
90	6
91	0
92	15
93	0
94	0
95	0
96	12
97	1
98	13
99	7
100	0
101	1
102	3
103	1
104	12
105	11

[1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 2, 1, 0, 0, 0, 1, 5, 1, 6, 0, 0, 1, 8, 0, 0, 0, 10, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 2, 1, 5, 1, 3, 6, 0, 1, 2, 0, 9, 0, 5, 1, 4, 0, 1, 0, 0, 1, 8, 1, 0, 12, 0, 0, 13, 1, 9, 0, 3, 1, 0, 1, 0, 3, 11, 0, 17, 1, 7, 0, 0, 1, 12, 0, 0, 0, 4, 1, 6, 0, 15, 0, 0, 0, 12, 1, 13, 7, 0, 1, 3, 1, 12, 11]

cp's OEIS Frontend

A373480 a(n) = A003415(n) mod A001414(n), where A003415 is the arithmetic derivative, and A001414 is the sum of prime factors with multiplicity.

Table of values

List of values

n	a(n)
2	1
3	1
4	0
5	1
6	0
7	1
8	0
9	0
10	0
11	1
12	2
13	1
14	0
15	0
16	0
17	1
18	5
19	1
20	6
21	0
22	0
23	1
24	8
25	0
26	0
27	0
28	10
29	1
30	1
31	1
32	0
33	0
34	0
35	0
36	0
37	1
38	0
39	0
40	2
41	1
42	5
43	1
44	3
45	6
46	0
47	1
48	2
49	0
50	9
51	0
52	5
53	1
54	4
55	0
56	1
57	0
58	0
59	1
60	8
61	1
62	0
63	12
64	0
65	0
66	13
67	1
68	9
69	0
70	3
71	1
72	0
73	1
74	0
75	3
76	11
77	0
78	17
79	1
80	7
81	0
82	0
83	1
84	12
85	0
86	0
87	0
88	4
89	1
90	6
91	0
92	15
93	0
94	0
95	0
96	12
97	1
98	13
99	7
100	0
101	1
102	3
103	1
104	12
105	11

n	a(n)
2	1
3	1
4	0
5	1
6	0
7	1
8	0
9	0
10	0
11	1
12	2
13	1
14	0
15	0
16	0
17	1
18	5
19	1
20	6
21	0
22	0
23	1
24	8
25	0
26	0
27	0
28	10
29	1
30	1
31	1
32	0
33	0
34	0
35	0
36	0
37	1
38	0
39	0
40	2
41	1
42	5
43	1
44	3
45	6
46	0
47	1
48	2
49	0
50	9
51	0
52	5
53	1
54	4
55	0
56	1
57	0
58	0
59	1
60	8
61	1
62	0
63	12
64	0
65	0
66	13
67	1
68	9
69	0
70	3
71	1
72	0
73	1
74	0
75	3
76	11
77	0
78	17
79	1
80	7
81	0
82	0
83	1
84	12
85	0
86	0
87	0
88	4
89	1
90	6
91	0
92	15
93	0
94	0
95	0
96	12
97	1
98	13
99	7
100	0
101	1
102	3
103	1
104	12
105	11

n	a(n)
2	1
3	1
4	0
5	1
6	0
7	1
8	0
9	0
10	0
11	1
12	2
13	1
14	0
15	0
16	0
17	1
18	5
19	1
20	6
21	0
22	0
23	1
24	8
25	0
26	0
27	0
28	10
29	1
30	1
31	1
32	0
33	0
34	0
35	0
36	0
37	1
38	0
39	0
40	2
41	1
42	5
43	1
44	3
45	6
46	0
47	1
48	2
49	0
50	9
51	0
52	5
53	1
54	4
55	0
56	1
57	0
58	0
59	1
60	8
61	1
62	0
63	12
64	0
65	0
66	13
67	1
68	9
69	0
70	3
71	1
72	0
73	1
74	0
75	3
76	11
77	0
78	17
79	1
80	7
81	0
82	0
83	1
84	12
85	0
86	0
87	0
88	4
89	1
90	6
91	0
92	15
93	0
94	0
95	0
96	12
97	1
98	13
99	7
100	0
101	1
102	3
103	1
104	12
105	11