A027435 - cp's OEIS frontend

A027435 Number of distinct products ij with 1 <= i <= n, 1 <= j <= n, (i,j)=1.

n	a(n)
1	1
2	2
3	4
4	6
5	10
6	11
7	17
8	21
9	27
10	29
11	39
12	42
13	54
14	57
15	62
16	70
17	86
18	89
19	107
20	113
21	120
22	125
23	147
24	152
25	172
26	178
27	196
28	204
29	232
30	236
31	266
32	282
33	294
34	302
35	320
36	329
37	365
38	374
39	388
40	400
41	440
42	446
43	488
44	501
45	518
46	529
47	575
48	586
49	628
50	638
51	657
52	672
53	724
54	733
55	758
56	778

[1, 2, 4, 6, 10, 11, 17, 21, 27, 29, 39, 42, 54, 57, 62, 70, 86, 89, 107, 113, 120, 125, 147, 152, 172, 178, 196, 204, 232, 236, 266, 282, 294, 302, 320, 329, 365, 374, 388, 400, 440, 446, 488, 501, 518, 529, 575, 586, 628, 638, 657, 672, 724, 733, 758, 778]

cp's OEIS Frontend

A027435 Number of distinct products ij with 1 <= i <= n, 1 <= j <= n, (i,j)=1.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	6
5	10
6	11
7	17
8	21
9	27
10	29
11	39
12	42
13	54
14	57
15	62
16	70
17	86
18	89
19	107
20	113
21	120
22	125
23	147
24	152
25	172
26	178
27	196
28	204
29	232
30	236
31	266
32	282
33	294
34	302
35	320
36	329
37	365
38	374
39	388
40	400
41	440
42	446
43	488
44	501
45	518
46	529
47	575
48	586
49	628
50	638
51	657
52	672
53	724
54	733
55	758
56	778

n	a(n)
1	1
2	2
3	4
4	6
5	10
6	11
7	17
8	21
9	27
10	29
11	39
12	42
13	54
14	57
15	62
16	70
17	86
18	89
19	107
20	113
21	120
22	125
23	147
24	152
25	172
26	178
27	196
28	204
29	232
30	236
31	266
32	282
33	294
34	302
35	320
36	329
37	365
38	374
39	388
40	400
41	440
42	446
43	488
44	501
45	518
46	529
47	575
48	586
49	628
50	638
51	657
52	672
53	724
54	733
55	758
56	778

n	a(n)
1	1
2	2
3	4
4	6
5	10
6	11
7	17
8	21
9	27
10	29
11	39
12	42
13	54
14	57
15	62
16	70
17	86
18	89
19	107
20	113
21	120
22	125
23	147
24	152
25	172
26	178
27	196
28	204
29	232
30	236
31	266
32	282
33	294
34	302
35	320
36	329
37	365
38	374
39	388
40	400
41	440
42	446
43	488
44	501
45	518
46	529
47	575
48	586
49	628
50	638
51	657
52	672
53	724
54	733
55	758
56	778