A132188 - cp's OEIS frontend

A132188 Number of 3-term geometric progressions with no term exceeding n.

n	a(n)
1	1
2	2
3	3
4	6
5	7
6	8
7	9
8	12
9	17
10	18
11	19
12	22
13	23
14	24
15	25
16	32
17	33
18	38
19	39
20	42
21	43
22	44
23	45
24	48
25	57
26	58
27	63
28	66
29	67
30	68
31	69
32	76
33	77
34	78
35	79
36	90
37	91
38	92
39	93
40	96
41	97
42	98
43	99
44	102
45	107
46	108
47	109
48	116
49	129
50	138
51	139
52	142
53	143
54	148
55	149
56	152
57	153
58	154
59	155
60	158

[1, 2, 3, 6, 7, 8, 9, 12, 17, 18, 19, 22, 23, 24, 25, 32, 33, 38, 39, 42, 43, 44, 45, 48, 57, 58, 63, 66, 67, 68, 69, 76, 77, 78, 79, 90, 91, 92, 93, 96, 97, 98, 99, 102, 107, 108, 109, 116, 129, 138, 139, 142, 143, 148, 149, 152, 153, 154, 155, 158]

cp's OEIS Frontend

A132188 Number of 3-term geometric progressions with no term exceeding n.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	6
5	7
6	8
7	9
8	12
9	17
10	18
11	19
12	22
13	23
14	24
15	25
16	32
17	33
18	38
19	39
20	42
21	43
22	44
23	45
24	48
25	57
26	58
27	63
28	66
29	67
30	68
31	69
32	76
33	77
34	78
35	79
36	90
37	91
38	92
39	93
40	96
41	97
42	98
43	99
44	102
45	107
46	108
47	109
48	116
49	129
50	138
51	139
52	142
53	143
54	148
55	149
56	152
57	153
58	154
59	155
60	158

n	a(n)
1	1
2	2
3	3
4	6
5	7
6	8
7	9
8	12
9	17
10	18
11	19
12	22
13	23
14	24
15	25
16	32
17	33
18	38
19	39
20	42
21	43
22	44
23	45
24	48
25	57
26	58
27	63
28	66
29	67
30	68
31	69
32	76
33	77
34	78
35	79
36	90
37	91
38	92
39	93
40	96
41	97
42	98
43	99
44	102
45	107
46	108
47	109
48	116
49	129
50	138
51	139
52	142
53	143
54	148
55	149
56	152
57	153
58	154
59	155
60	158

n	a(n)
1	1
2	2
3	3
4	6
5	7
6	8
7	9
8	12
9	17
10	18
11	19
12	22
13	23
14	24
15	25
16	32
17	33
18	38
19	39
20	42
21	43
22	44
23	45
24	48
25	57
26	58
27	63
28	66
29	67
30	68
31	69
32	76
33	77
34	78
35	79
36	90
37	91
38	92
39	93
40	96
41	97
42	98
43	99
44	102
45	107
46	108
47	109
48	116
49	129
50	138
51	139
52	142
53	143
54	148
55	149
56	152
57	153
58	154
59	155
60	158