A349090 - cp's OEIS frontend

A349090 Where zeros occur in A349082. These correspond to rationals, 0 < p/q < 1, that have no solution p/q = 1/x + 1/y, 0 < x < y.

n	a(n)
1	10
2	18
3	20
4	21
5	28
6	35
7	36
8	44
9	45
10	50
11	52
12	53
13	54
14	55
15	66
16	69
17	70
18	71
19	72
20	74
21	75
22	76
23	77
24	78
25	84
26	88
27	89
28	90
29	91
30	98
31	102
32	103
33	104
34	105
35	112
36	116
37	118
38	119
39	120
40	124
41	125
42	127
43	128
44	130
45	131
46	132
47	133
48	134
49	135
50	136
51	149
52	150
53	152
54	153
55	156
56	159
57	160
58	161

[10, 18, 20, 21, 28, 35, 36, 44, 45, 50, 52, 53, 54, 55, 66, 69, 70, 71, 72, 74, 75, 76, 77, 78, 84, 88, 89, 90, 91, 98, 102, 103, 104, 105, 112, 116, 118, 119, 120, 124, 125, 127, 128, 130, 131, 132, 133, 134, 135, 136, 149, 150, 152, 153, 156, 159, 160, 161]

cp's OEIS Frontend

A349090 Where zeros occur in A349082. These correspond to rationals, 0 < p/q < 1, that have no solution p/q = 1/x + 1/y, 0 < x < y.

Table of values

List of values

n	a(n)
1	10
2	18
3	20
4	21
5	28
6	35
7	36
8	44
9	45
10	50
11	52
12	53
13	54
14	55
15	66
16	69
17	70
18	71
19	72
20	74
21	75
22	76
23	77
24	78
25	84
26	88
27	89
28	90
29	91
30	98
31	102
32	103
33	104
34	105
35	112
36	116
37	118
38	119
39	120
40	124
41	125
42	127
43	128
44	130
45	131
46	132
47	133
48	134
49	135
50	136
51	149
52	150
53	152
54	153
55	156
56	159
57	160
58	161

n	a(n)
1	10
2	18
3	20
4	21
5	28
6	35
7	36
8	44
9	45
10	50
11	52
12	53
13	54
14	55
15	66
16	69
17	70
18	71
19	72
20	74
21	75
22	76
23	77
24	78
25	84
26	88
27	89
28	90
29	91
30	98
31	102
32	103
33	104
34	105
35	112
36	116
37	118
38	119
39	120
40	124
41	125
42	127
43	128
44	130
45	131
46	132
47	133
48	134
49	135
50	136
51	149
52	150
53	152
54	153
55	156
56	159
57	160
58	161

n	a(n)
1	10
2	18
3	20
4	21
5	28
6	35
7	36
8	44
9	45
10	50
11	52
12	53
13	54
14	55
15	66
16	69
17	70
18	71
19	72
20	74
21	75
22	76
23	77
24	78
25	84
26	88
27	89
28	90
29	91
30	98
31	102
32	103
33	104
34	105
35	112
36	116
37	118
38	119
39	120
40	124
41	125
42	127
43	128
44	130
45	131
46	132
47	133
48	134
49	135
50	136
51	149
52	150
53	152
54	153
55	156
56	159
57	160
58	161