A157104 - cp's OEIS frontend

A157104 Arithmetic derivative of cubefree numbers.

n	a(n)
1	0
2	1
3	1
4	4
5	1
6	5
7	1
8	6
9	7
10	1
11	16
12	1
13	9
14	8
15	1
16	21
17	1
18	24
19	10
20	13
21	1
22	10
23	15
24	32
25	1
26	31
27	1
28	14
29	19
30	12
31	60
32	1
33	21
34	16
35	1
36	41
37	1
38	48
39	39
40	25
41	1
42	14
43	45
44	20
45	56
46	1
47	16
48	22
49	31
50	1
51	92
52	1
53	33
54	51
55	18
56	61
57	1
58	72
59	26
60	59
61	1
62	1
63	39
64	55
65	80
66	18
67	71
68	1
69	43
70	1
71	124
72	22
73	45
74	32
75	1
76	123
77	20
78	96
79	34
80	49

[0, 1, 1, 4, 1, 5, 1, 6, 7, 1, 16, 1, 9, 8, 1, 21, 1, 24, 10, 13, 1, 10, 15, 32, 1, 31, 1, 14, 19, 12, 60, 1, 21, 16, 1, 41, 1, 48, 39, 25, 1, 14, 45, 20, 56, 1, 16, 22, 31, 1, 92, 1, 33, 51, 18, 61, 1, 72, 26, 59, 1, 1, 39, 55, 80, 18, 71, 1, 43, 1, 124, 22, 45, 32, 1, 123, 20, 96, 34, 49]

cp's OEIS Frontend

A157104 Arithmetic derivative of cubefree numbers.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	4
5	1
6	5
7	1
8	6
9	7
10	1
11	16
12	1
13	9
14	8
15	1
16	21
17	1
18	24
19	10
20	13
21	1
22	10
23	15
24	32
25	1
26	31
27	1
28	14
29	19
30	12
31	60
32	1
33	21
34	16
35	1
36	41
37	1
38	48
39	39
40	25
41	1
42	14
43	45
44	20
45	56
46	1
47	16
48	22
49	31
50	1
51	92
52	1
53	33
54	51
55	18
56	61
57	1
58	72
59	26
60	59
61	1
62	1
63	39
64	55
65	80
66	18
67	71
68	1
69	43
70	1
71	124
72	22
73	45
74	32
75	1
76	123
77	20
78	96
79	34
80	49

n	a(n)
1	0
2	1
3	1
4	4
5	1
6	5
7	1
8	6
9	7
10	1
11	16
12	1
13	9
14	8
15	1
16	21
17	1
18	24
19	10
20	13
21	1
22	10
23	15
24	32
25	1
26	31
27	1
28	14
29	19
30	12
31	60
32	1
33	21
34	16
35	1
36	41
37	1
38	48
39	39
40	25
41	1
42	14
43	45
44	20
45	56
46	1
47	16
48	22
49	31
50	1
51	92
52	1
53	33
54	51
55	18
56	61
57	1
58	72
59	26
60	59
61	1
62	1
63	39
64	55
65	80
66	18
67	71
68	1
69	43
70	1
71	124
72	22
73	45
74	32
75	1
76	123
77	20
78	96
79	34
80	49

n	a(n)
1	0
2	1
3	1
4	4
5	1
6	5
7	1
8	6
9	7
10	1
11	16
12	1
13	9
14	8
15	1
16	21
17	1
18	24
19	10
20	13
21	1
22	10
23	15
24	32
25	1
26	31
27	1
28	14
29	19
30	12
31	60
32	1
33	21
34	16
35	1
36	41
37	1
38	48
39	39
40	25
41	1
42	14
43	45
44	20
45	56
46	1
47	16
48	22
49	31
50	1
51	92
52	1
53	33
54	51
55	18
56	61
57	1
58	72
59	26
60	59
61	1
62	1
63	39
64	55
65	80
66	18
67	71
68	1
69	43
70	1
71	124
72	22
73	45
74	32
75	1
76	123
77	20
78	96
79	34
80	49