A075788 - cp's OEIS frontend

A075788 If n can be written in the form r^i-s^j (see A074981), where r,s,i,j are integers with r>0, s>0, i>1, j>1 choose the representation with smallest r^i (in case of ties, minimize i and j); or if n is not of this form set r=s=i=j=0; sequence gives values of r.

n	a(n)
1	3
2	3
3	2
4	2
5	3
6	0
7	4
8	4
9	5
10	13
11	3
12	4
13	7
14	0
15	8
16	5
17	5
18	3
19	3
20	6
21	5
22	7
23	3
24	2
25	5
26	35
27	6
28	2
29	15
30	83
31	16
32	6
33	7
34	0
35	18
36	10
37	8
38	37
39	8
40	7
41	7
42	0
43	22
44	5
45	7
46	17
47	2
48	8
49	9
50	0
51	10
52	14
53	27
54	9
55	8
56	8
57	11
58	0
59	30
60	8
61	5
62	0
63	12
64	10
65	9
66	0
67	34
68	10
69	13
70	0
71	14
72	9
73	9
74	3
75	10
76	5
77	9
78	0
79	2
80	12
81	15
82	0
83	42
84	10
85	11
86	0
87	16
88	13
89	11
90	0
91	10

[3, 3, 2, 2, 3, 0, 4, 4, 5, 13, 3, 4, 7, 0, 8, 5, 5, 3, 3, 6, 5, 7, 3, 2, 5, 35, 6, 2, 15, 83, 16, 6, 7, 0, 18, 10, 8, 37, 8, 7, 7, 0, 22, 5, 7, 17, 2, 8, 9, 0, 10, 14, 27, 9, 8, 8, 11, 0, 30, 8, 5, 0, 12, 10, 9, 0, 34, 10, 13, 0, 14, 9, 9, 3, 10, 5, 9, 0, 2, 12, 15, 0, 42, 10, 11, 0, 16, 13, 11, 0, 10]

cp's OEIS Frontend

A075788 If n can be written in the form r^i-s^j (see A074981), where r,s,i,j are integers with r>0, s>0, i>1, j>1 choose the representation with smallest r^i (in case of ties, minimize i and j); or if n is not of this form set r=s=i=j=0; sequence gives values of r.

Table of values

List of values

n	a(n)
1	3
2	3
3	2
4	2
5	3
6	0
7	4
8	4
9	5
10	13
11	3
12	4
13	7
14	0
15	8
16	5
17	5
18	3
19	3
20	6
21	5
22	7
23	3
24	2
25	5
26	35
27	6
28	2
29	15
30	83
31	16
32	6
33	7
34	0
35	18
36	10
37	8
38	37
39	8
40	7
41	7
42	0
43	22
44	5
45	7
46	17
47	2
48	8
49	9
50	0
51	10
52	14
53	27
54	9
55	8
56	8
57	11
58	0
59	30
60	8
61	5
62	0
63	12
64	10
65	9
66	0
67	34
68	10
69	13
70	0
71	14
72	9
73	9
74	3
75	10
76	5
77	9
78	0
79	2
80	12
81	15
82	0
83	42
84	10
85	11
86	0
87	16
88	13
89	11
90	0
91	10

n	a(n)
1	3
2	3
3	2
4	2
5	3
6	0
7	4
8	4
9	5
10	13
11	3
12	4
13	7
14	0
15	8
16	5
17	5
18	3
19	3
20	6
21	5
22	7
23	3
24	2
25	5
26	35
27	6
28	2
29	15
30	83
31	16
32	6
33	7
34	0
35	18
36	10
37	8
38	37
39	8
40	7
41	7
42	0
43	22
44	5
45	7
46	17
47	2
48	8
49	9
50	0
51	10
52	14
53	27
54	9
55	8
56	8
57	11
58	0
59	30
60	8
61	5
62	0
63	12
64	10
65	9
66	0
67	34
68	10
69	13
70	0
71	14
72	9
73	9
74	3
75	10
76	5
77	9
78	0
79	2
80	12
81	15
82	0
83	42
84	10
85	11
86	0
87	16
88	13
89	11
90	0
91	10

n	a(n)
1	3
2	3
3	2
4	2
5	3
6	0
7	4
8	4
9	5
10	13
11	3
12	4
13	7
14	0
15	8
16	5
17	5
18	3
19	3
20	6
21	5
22	7
23	3
24	2
25	5
26	35
27	6
28	2
29	15
30	83
31	16
32	6
33	7
34	0
35	18
36	10
37	8
38	37
39	8
40	7
41	7
42	0
43	22
44	5
45	7
46	17
47	2
48	8
49	9
50	0
51	10
52	14
53	27
54	9
55	8
56	8
57	11
58	0
59	30
60	8
61	5
62	0
63	12
64	10
65	9
66	0
67	34
68	10
69	13
70	0
71	14
72	9
73	9
74	3
75	10
76	5
77	9
78	0
79	2
80	12
81	15
82	0
83	42
84	10
85	11
86	0
87	16
88	13
89	11
90	0
91	10