A327965 - cp's OEIS frontend

A327965 "Tamed variant" of arithmetic derivative: a(0) = a(1) = 0; for n > 1, a(n) = A327938(A003415(n)).

n	a(n)
0	0
1	0
2	1
3	1
4	1
5	1
6	5
7	1
8	3
9	6
10	7
11	1
12	1
13	1
14	9
15	2
16	2
17	1
18	21
19	1
20	6
21	10
22	13
23	1
24	11
25	10
26	15
27	1
28	2
29	1
30	31
31	1
32	5
33	14
34	19
35	3
36	15
37	1
38	21
39	1
40	17
41	1
42	41
43	1
44	3
45	39
46	25
47	1
48	7
49	14
50	45
51	5
52	14
53	1
54	3
55	1
56	23
57	22
58	31
59	1
60	23
61	1
62	33
63	51
64	3
65	18
66	61
67	1
68	18
69	26
70	59
71	1
72	39
73	1
74	39
75	55
76	5
77	18
78	71
79	1
80	11
81	1
82	43
83	1
84	31
85	22
86	45
87	2
88	35
89	1
90	123
91	5
92	6

[0, 0, 1, 1, 1, 1, 5, 1, 3, 6, 7, 1, 1, 1, 9, 2, 2, 1, 21, 1, 6, 10, 13, 1, 11, 10, 15, 1, 2, 1, 31, 1, 5, 14, 19, 3, 15, 1, 21, 1, 17, 1, 41, 1, 3, 39, 25, 1, 7, 14, 45, 5, 14, 1, 3, 1, 23, 22, 31, 1, 23, 1, 33, 51, 3, 18, 61, 1, 18, 26, 59, 1, 39, 1, 39, 55, 5, 18, 71, 1, 11, 1, 43, 1, 31, 22, 45, 2, 35, 1, 123, 5, 6]

cp's OEIS Frontend

A327965 "Tamed variant" of arithmetic derivative: a(0) = a(1) = 0; for n > 1, a(n) = A327938(A003415(n)).

Table of values

List of values

n	a(n)
0	0
1	0
2	1
3	1
4	1
5	1
6	5
7	1
8	3
9	6
10	7
11	1
12	1
13	1
14	9
15	2
16	2
17	1
18	21
19	1
20	6
21	10
22	13
23	1
24	11
25	10
26	15
27	1
28	2
29	1
30	31
31	1
32	5
33	14
34	19
35	3
36	15
37	1
38	21
39	1
40	17
41	1
42	41
43	1
44	3
45	39
46	25
47	1
48	7
49	14
50	45
51	5
52	14
53	1
54	3
55	1
56	23
57	22
58	31
59	1
60	23
61	1
62	33
63	51
64	3
65	18
66	61
67	1
68	18
69	26
70	59
71	1
72	39
73	1
74	39
75	55
76	5
77	18
78	71
79	1
80	11
81	1
82	43
83	1
84	31
85	22
86	45
87	2
88	35
89	1
90	123
91	5
92	6

n	a(n)
0	0
1	0
2	1
3	1
4	1
5	1
6	5
7	1
8	3
9	6
10	7
11	1
12	1
13	1
14	9
15	2
16	2
17	1
18	21
19	1
20	6
21	10
22	13
23	1
24	11
25	10
26	15
27	1
28	2
29	1
30	31
31	1
32	5
33	14
34	19
35	3
36	15
37	1
38	21
39	1
40	17
41	1
42	41
43	1
44	3
45	39
46	25
47	1
48	7
49	14
50	45
51	5
52	14
53	1
54	3
55	1
56	23
57	22
58	31
59	1
60	23
61	1
62	33
63	51
64	3
65	18
66	61
67	1
68	18
69	26
70	59
71	1
72	39
73	1
74	39
75	55
76	5
77	18
78	71
79	1
80	11
81	1
82	43
83	1
84	31
85	22
86	45
87	2
88	35
89	1
90	123
91	5
92	6

n	a(n)
0	0
1	0
2	1
3	1
4	1
5	1
6	5
7	1
8	3
9	6
10	7
11	1
12	1
13	1
14	9
15	2
16	2
17	1
18	21
19	1
20	6
21	10
22	13
23	1
24	11
25	10
26	15
27	1
28	2
29	1
30	31
31	1
32	5
33	14
34	19
35	3
36	15
37	1
38	21
39	1
40	17
41	1
42	41
43	1
44	3
45	39
46	25
47	1
48	7
49	14
50	45
51	5
52	14
53	1
54	3
55	1
56	23
57	22
58	31
59	1
60	23
61	1
62	33
63	51
64	3
65	18
66	61
67	1
68	18
69	26
70	59
71	1
72	39
73	1
74	39
75	55
76	5
77	18
78	71
79	1
80	11
81	1
82	43
83	1
84	31
85	22
86	45
87	2
88	35
89	1
90	123
91	5
92	6