A230902 - cp's OEIS frontend

A230902 Positive numbers such that half of the set of divisors are of the form x^2 + x*y + y^2 (A003136) and half not (A034020).

n	a(n)
1	2
2	5
3	6
4	8
5	11
6	14
7	15
8	17
9	18
10	23
11	24
12	26
13	29
14	32
15	33
16	35
17	38
18	41
19	42
20	45
21	47
22	51
23	53
24	54
25	56
26	59
27	62
28	65
29	69
30	71
31	72
32	74
33	77
34	78
35	83
36	86
37	87
38	89
39	95
40	96
41	98
42	99
43	101
44	104
45	105
46	107
47	113
48	114
49	119
50	122
51	123
52	125
53	126
54	128
55	131
56	134
57	135
58	137
59	141
60	143
61	146
62	149
63	152
64	153
65	155
66	158
67	159
68	161
69	162

[2, 5, 6, 8, 11, 14, 15, 17, 18, 23, 24, 26, 29, 32, 33, 35, 38, 41, 42, 45, 47, 51, 53, 54, 56, 59, 62, 65, 69, 71, 72, 74, 77, 78, 83, 86, 87, 89, 95, 96, 98, 99, 101, 104, 105, 107, 113, 114, 119, 122, 123, 125, 126, 128, 131, 134, 135, 137, 141, 143, 146, 149, 152, 153, 155, 158, 159, 161, 162]

cp's OEIS Frontend

A230902 Positive numbers such that half of the set of divisors are of the form x^2 + x*y + y^2 (A003136) and half not (A034020).

Table of values

List of values

n	a(n)
1	2
2	5
3	6
4	8
5	11
6	14
7	15
8	17
9	18
10	23
11	24
12	26
13	29
14	32
15	33
16	35
17	38
18	41
19	42
20	45
21	47
22	51
23	53
24	54
25	56
26	59
27	62
28	65
29	69
30	71
31	72
32	74
33	77
34	78
35	83
36	86
37	87
38	89
39	95
40	96
41	98
42	99
43	101
44	104
45	105
46	107
47	113
48	114
49	119
50	122
51	123
52	125
53	126
54	128
55	131
56	134
57	135
58	137
59	141
60	143
61	146
62	149
63	152
64	153
65	155
66	158
67	159
68	161
69	162

n	a(n)
1	2
2	5
3	6
4	8
5	11
6	14
7	15
8	17
9	18
10	23
11	24
12	26
13	29
14	32
15	33
16	35
17	38
18	41
19	42
20	45
21	47
22	51
23	53
24	54
25	56
26	59
27	62
28	65
29	69
30	71
31	72
32	74
33	77
34	78
35	83
36	86
37	87
38	89
39	95
40	96
41	98
42	99
43	101
44	104
45	105
46	107
47	113
48	114
49	119
50	122
51	123
52	125
53	126
54	128
55	131
56	134
57	135
58	137
59	141
60	143
61	146
62	149
63	152
64	153
65	155
66	158
67	159
68	161
69	162

n	a(n)
1	2
2	5
3	6
4	8
5	11
6	14
7	15
8	17
9	18
10	23
11	24
12	26
13	29
14	32
15	33
16	35
17	38
18	41
19	42
20	45
21	47
22	51
23	53
24	54
25	56
26	59
27	62
28	65
29	69
30	71
31	72
32	74
33	77
34	78
35	83
36	86
37	87
38	89
39	95
40	96
41	98
42	99
43	101
44	104
45	105
46	107
47	113
48	114
49	119
50	122
51	123
52	125
53	126
54	128
55	131
56	134
57	135
58	137
59	141
60	143
61	146
62	149
63	152
64	153
65	155
66	158
67	159
68	161
69	162