A382905 - cp's OEIS frontend

A382905 The powerfree part of the n-th biquadratefree number.

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

[1, 2, 3, 1, 5, 6, 7, 1, 1, 10, 11, 3, 13, 14, 15, 17, 2, 19, 5, 21, 22, 23, 3, 1, 26, 1, 7, 29, 30, 31, 33, 34, 35, 1, 37, 38, 39, 5, 41, 42, 43, 11, 5, 46, 47, 1, 2, 51, 13, 53, 2, 55, 7, 57, 58, 59, 15, 61, 62, 7, 65, 66, 67, 17, 69, 70, 71, 1, 73, 74, 3, 19]

cp's OEIS Frontend

A382905 The powerfree part of the n-th biquadratefree number.

Table of values

List of values

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

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

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