A351257 - cp's OEIS frontend

A351257 Least k such that the k-th arithmetic derivative of A351255(n) is zero.

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

[1, 2, 2, 3, 4, 5, 2, 3, 3, 4, 5, 6, 5, 6, 2, 5, 4, 3, 4, 3, 3, 4, 5, 4, 4, 7, 12, 6, 7, 4, 4, 4, 4, 4, 4, 4, 5, 8, 8, 6, 5, 12, 5, 5, 5, 8, 10, 6, 6, 6, 7, 6, 7, 7, 8, 12, 8, 12, 2, 3, 6, 3, 3, 4, 4, 5, 4, 4, 4, 8, 5, 5, 6, 12, 6, 3, 3, 7, 3, 3, 10, 3, 4, 5, 5, 4, 4, 6, 4, 4, 4, 6, 5, 5, 6, 5, 9, 5, 6, 10, 7, 7, 7]

cp's OEIS Frontend

A351257 Least k such that the k-th arithmetic derivative of A351255(n) is zero.

Table of values

List of values

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

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

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