A084389 - cp's OEIS frontend

A084389 a(n) = least positive k such that k^3 + A080761(n) is a square.

n	a(n)
1	2
2	1
3	1
4	3
5	13
6	1
7	2
8	7
9	5
10	3
11	1
12	2
13	19
14	1
15	4
16	3
17	11
18	6
19	2
20	5
21	1
22	3
23	9
24	2
25	4
26	1
27	8
28	14
29	152
30	5
31	2
32	45
33	1
34	10
35	2
36	3
37	18
38	7
39	1
40	5
41	95
42	4
43	15
44	13
45	6
46	9
47	2
48	3
49	53
50	1
51	12
52	17
53	16
54	5
55	4
56	2
57	31
58	7
59	3
60	1
61	6
62	21
63	105
64	23
65	10
66	2
67	33
68	5
69	1
70	3
71	9
72	14
73	6
74	7
75	2
76	11
77	4
78	1
79	84
80	19
81	3
82	5
83	13
84	12
85	2
86	741
87	1
88	4

[2, 1, 1, 3, 13, 1, 2, 7, 5, 3, 1, 2, 19, 1, 4, 3, 11, 6, 2, 5, 1, 3, 9, 2, 4, 1, 8, 14, 152, 5, 2, 45, 1, 10, 2, 3, 18, 7, 1, 5, 95, 4, 15, 13, 6, 9, 2, 3, 53, 1, 12, 17, 16, 5, 4, 2, 31, 7, 3, 1, 6, 21, 105, 23, 10, 2, 33, 5, 1, 3, 9, 14, 6, 7, 2, 11, 4, 1, 84, 19, 3, 5, 13, 12, 2, 741, 1, 4]

cp's OEIS Frontend

A084389 a(n) = least positive k such that k^3 + A080761(n) is a square.

Table of values

List of values

n	a(n)
1	2
2	1
3	1
4	3
5	13
6	1
7	2
8	7
9	5
10	3
11	1
12	2
13	19
14	1
15	4
16	3
17	11
18	6
19	2
20	5
21	1
22	3
23	9
24	2
25	4
26	1
27	8
28	14
29	152
30	5
31	2
32	45
33	1
34	10
35	2
36	3
37	18
38	7
39	1
40	5
41	95
42	4
43	15
44	13
45	6
46	9
47	2
48	3
49	53
50	1
51	12
52	17
53	16
54	5
55	4
56	2
57	31
58	7
59	3
60	1
61	6
62	21
63	105
64	23
65	10
66	2
67	33
68	5
69	1
70	3
71	9
72	14
73	6
74	7
75	2
76	11
77	4
78	1
79	84
80	19
81	3
82	5
83	13
84	12
85	2
86	741
87	1
88	4

n	a(n)
1	2
2	1
3	1
4	3
5	13
6	1
7	2
8	7
9	5
10	3
11	1
12	2
13	19
14	1
15	4
16	3
17	11
18	6
19	2
20	5
21	1
22	3
23	9
24	2
25	4
26	1
27	8
28	14
29	152
30	5
31	2
32	45
33	1
34	10
35	2
36	3
37	18
38	7
39	1
40	5
41	95
42	4
43	15
44	13
45	6
46	9
47	2
48	3
49	53
50	1
51	12
52	17
53	16
54	5
55	4
56	2
57	31
58	7
59	3
60	1
61	6
62	21
63	105
64	23
65	10
66	2
67	33
68	5
69	1
70	3
71	9
72	14
73	6
74	7
75	2
76	11
77	4
78	1
79	84
80	19
81	3
82	5
83	13
84	12
85	2
86	741
87	1
88	4

n	a(n)
1	2
2	1
3	1
4	3
5	13
6	1
7	2
8	7
9	5
10	3
11	1
12	2
13	19
14	1
15	4
16	3
17	11
18	6
19	2
20	5
21	1
22	3
23	9
24	2
25	4
26	1
27	8
28	14
29	152
30	5
31	2
32	45
33	1
34	10
35	2
36	3
37	18
38	7
39	1
40	5
41	95
42	4
43	15
44	13
45	6
46	9
47	2
48	3
49	53
50	1
51	12
52	17
53	16
54	5
55	4
56	2
57	31
58	7
59	3
60	1
61	6
62	21
63	105
64	23
65	10
66	2
67	33
68	5
69	1
70	3
71	9
72	14
73	6
74	7
75	2
76	11
77	4
78	1
79	84
80	19
81	3
82	5
83	13
84	12
85	2
86	741
87	1
88	4