A366801 - cp's OEIS frontend

A366801 Arithmetic derivative without its inherited divisor applied to the Doudna sequence: a(n) = A342001(A005940(1+n)).

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	5
6	2
7	3
8	1
9	7
10	8
11	8
12	2
13	7
14	3
15	4
16	1
17	9
18	10
19	12
20	12
21	31
22	13
23	11
24	2
25	9
26	11
27	10
28	3
29	9
30	4
31	5
32	1
33	13
34	14
35	16
36	16
37	41
38	17
39	17
40	18
41	59
42	71
43	46
44	19
45	41
46	18
47	14
48	2
49	11
50	13
51	14
52	17
53	37
54	16
55	13
56	3
57	11
58	14
59	12
60	4
61	11
62	5
63	6
64	1
65	15
66	16
67	24
68	18
69	61
70	25
71	23
72	20
73	87
74	103
75	62
76	27
77	55
78	24
79	22
80	24
81	113
82	131
83	94
84	167
85	247

[0, 1, 1, 2, 1, 5, 2, 3, 1, 7, 8, 8, 2, 7, 3, 4, 1, 9, 10, 12, 12, 31, 13, 11, 2, 9, 11, 10, 3, 9, 4, 5, 1, 13, 14, 16, 16, 41, 17, 17, 18, 59, 71, 46, 19, 41, 18, 14, 2, 11, 13, 14, 17, 37, 16, 13, 3, 11, 14, 12, 4, 11, 5, 6, 1, 15, 16, 24, 18, 61, 25, 23, 20, 87, 103, 62, 27, 55, 24, 22, 24, 113, 131, 94, 167, 247]

cp's OEIS Frontend

A366801 Arithmetic derivative without its inherited divisor applied to the Doudna sequence: a(n) = A342001(A005940(1+n)).

Table of values

List of values

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	5
6	2
7	3
8	1
9	7
10	8
11	8
12	2
13	7
14	3
15	4
16	1
17	9
18	10
19	12
20	12
21	31
22	13
23	11
24	2
25	9
26	11
27	10
28	3
29	9
30	4
31	5
32	1
33	13
34	14
35	16
36	16
37	41
38	17
39	17
40	18
41	59
42	71
43	46
44	19
45	41
46	18
47	14
48	2
49	11
50	13
51	14
52	17
53	37
54	16
55	13
56	3
57	11
58	14
59	12
60	4
61	11
62	5
63	6
64	1
65	15
66	16
67	24
68	18
69	61
70	25
71	23
72	20
73	87
74	103
75	62
76	27
77	55
78	24
79	22
80	24
81	113
82	131
83	94
84	167
85	247

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	5
6	2
7	3
8	1
9	7
10	8
11	8
12	2
13	7
14	3
15	4
16	1
17	9
18	10
19	12
20	12
21	31
22	13
23	11
24	2
25	9
26	11
27	10
28	3
29	9
30	4
31	5
32	1
33	13
34	14
35	16
36	16
37	41
38	17
39	17
40	18
41	59
42	71
43	46
44	19
45	41
46	18
47	14
48	2
49	11
50	13
51	14
52	17
53	37
54	16
55	13
56	3
57	11
58	14
59	12
60	4
61	11
62	5
63	6
64	1
65	15
66	16
67	24
68	18
69	61
70	25
71	23
72	20
73	87
74	103
75	62
76	27
77	55
78	24
79	22
80	24
81	113
82	131
83	94
84	167
85	247

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	5
6	2
7	3
8	1
9	7
10	8
11	8
12	2
13	7
14	3
15	4
16	1
17	9
18	10
19	12
20	12
21	31
22	13
23	11
24	2
25	9
26	11
27	10
28	3
29	9
30	4
31	5
32	1
33	13
34	14
35	16
36	16
37	41
38	17
39	17
40	18
41	59
42	71
43	46
44	19
45	41
46	18
47	14
48	2
49	11
50	13
51	14
52	17
53	37
54	16
55	13
56	3
57	11
58	14
59	12
60	4
61	11
62	5
63	6
64	1
65	15
66	16
67	24
68	18
69	61
70	25
71	23
72	20
73	87
74	103
75	62
76	27
77	55
78	24
79	22
80	24
81	113
82	131
83	94
84	167
85	247