A331527 - cp's OEIS frontend

A331527 a(n) is the least positive k such that A100274(n) - k^4 is a fifth power.

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

[1, 2, 3, 4, 4, 6, 8, 6, 7, 10, 2, 8, 16, 17, 11, 20, 20, 20, 12, 22, 22, 7, 18, 24, 24, 4, 14, 23, 28, 4, 8, 29, 16, 30, 29, 30, 31, 5, 7, 9, 19, 30, 33, 26, 23, 34, 34, 6, 35, 36, 35, 37, 5, 7, 13, 31, 38, 38, 29, 40, 37, 41, 3, 9, 42, 39, 42, 41, 8, 43, 46]

cp's OEIS Frontend

A331527 a(n) is the least positive k such that A100274(n) - k^4 is a fifth power.

Table of values

List of values

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

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

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