A151991 - cp's OEIS frontend

A151991 Numbers k with the property that (k-x)(k-y)(k-z) = xyz has no integer solutions 0 < x,y,z < k.

n	a(n)
1	1
2	3
3	5
4	7
5	9
6	11
7	13
8	17
9	19
10	21
11	23
12	25
13	27
14	29
15	31
16	33
17	37
18	39
19	41
20	43
21	47
22	49
23	51
24	53
25	57
26	59
27	61
28	67
29	69
30	71
31	73
32	79
33	81
34	83
35	87
36	89
37	93
38	95
39	97
40	101
41	103
42	107
43	109
44	111
45	113
46	115
47	121
48	123
49	125
50	127
51	129
52	131
53	133
54	137
55	139
56	141
57	145
58	147
59	149
60	151
61	155
62	157
63	159

[1, 3, 5, 7, 9, 11, 13, 17, 19, 21, 23, 25, 27, 29, 31, 33, 37, 39, 41, 43, 47, 49, 51, 53, 57, 59, 61, 67, 69, 71, 73, 79, 81, 83, 87, 89, 93, 95, 97, 101, 103, 107, 109, 111, 113, 115, 121, 123, 125, 127, 129, 131, 133, 137, 139, 141, 145, 147, 149, 151, 155, 157, 159]

cp's OEIS Frontend

A151991 Numbers k with the property that (k-x)(k-y)(k-z) = xyz has no integer solutions 0 < x,y,z < k.

Table of values

List of values

n	a(n)
1	1
2	3
3	5
4	7
5	9
6	11
7	13
8	17
9	19
10	21
11	23
12	25
13	27
14	29
15	31
16	33
17	37
18	39
19	41
20	43
21	47
22	49
23	51
24	53
25	57
26	59
27	61
28	67
29	69
30	71
31	73
32	79
33	81
34	83
35	87
36	89
37	93
38	95
39	97
40	101
41	103
42	107
43	109
44	111
45	113
46	115
47	121
48	123
49	125
50	127
51	129
52	131
53	133
54	137
55	139
56	141
57	145
58	147
59	149
60	151
61	155
62	157
63	159

n	a(n)
1	1
2	3
3	5
4	7
5	9
6	11
7	13
8	17
9	19
10	21
11	23
12	25
13	27
14	29
15	31
16	33
17	37
18	39
19	41
20	43
21	47
22	49
23	51
24	53
25	57
26	59
27	61
28	67
29	69
30	71
31	73
32	79
33	81
34	83
35	87
36	89
37	93
38	95
39	97
40	101
41	103
42	107
43	109
44	111
45	113
46	115
47	121
48	123
49	125
50	127
51	129
52	131
53	133
54	137
55	139
56	141
57	145
58	147
59	149
60	151
61	155
62	157
63	159

cp's OEIS Frontend

A151991 Numbers k with the property that (k-x)*(k-y)*(k-z) = x*y*z has no integer solutions 0 < x,y,z < k.

Table of values

List of values

A151991 Numbers k with the property that (k-x)(k-y)(k-z) = xyz has no integer solutions 0 < x,y,z < k.

n	a(n)
1	1
2	3
3	5
4	7
5	9
6	11
7	13
8	17
9	19
10	21
11	23
12	25
13	27
14	29
15	31
16	33
17	37
18	39
19	41
20	43
21	47
22	49
23	51
24	53
25	57
26	59
27	61
28	67
29	69
30	71
31	73
32	79
33	81
34	83
35	87
36	89
37	93
38	95
39	97
40	101
41	103
42	107
43	109
44	111
45	113
46	115
47	121
48	123
49	125
50	127
51	129
52	131
53	133
54	137
55	139
56	141
57	145
58	147
59	149
60	151
61	155
62	157
63	159