A075122 - cp's OEIS frontend

A075122 a(n) = least positive integer > a(n-1) and not a(i)+2*a(j) for 1<=i

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	12
7	17
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	29
16	31
17	32
18	33
19	34
20	73
21	94
22	96
23	102
24	103
25	104
26	105
27	106
28	107
29	108
30	109
31	110
32	111
33	112
34	113
35	114
36	115
37	116
38	117
39	118
40	119
41	120
42	121
43	122
44	123
45	124
46	125
47	126
48	127
49	128
50	129
51	130
52	131
53	132
54	133
55	134
56	135
57	136
58	137

[1, 2, 3, 4, 6, 12, 17, 18, 19, 20, 21, 22, 23, 24, 29, 31, 32, 33, 34, 73, 94, 96, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137]

cp's OEIS Frontend

A075122 a(n) = least positive integer > a(n-1) and not a(i)+2*a(j) for 1<=i

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	12
7	17
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	29
16	31
17	32
18	33
19	34
20	73
21	94
22	96
23	102
24	103
25	104
26	105
27	106
28	107
29	108
30	109
31	110
32	111
33	112
34	113
35	114
36	115
37	116
38	117
39	118
40	119
41	120
42	121
43	122
44	123
45	124
46	125
47	126
48	127
49	128
50	129
51	130
52	131
53	132
54	133
55	134
56	135
57	136
58	137

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	12
7	17
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	29
16	31
17	32
18	33
19	34
20	73
21	94
22	96
23	102
24	103
25	104
26	105
27	106
28	107
29	108
30	109
31	110
32	111
33	112
34	113
35	114
36	115
37	116
38	117
39	118
40	119
41	120
42	121
43	122
44	123
45	124
46	125
47	126
48	127
49	128
50	129
51	130
52	131
53	132
54	133
55	134
56	135
57	136
58	137

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	12
7	17
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	29
16	31
17	32
18	33
19	34
20	73
21	94
22	96
23	102
24	103
25	104
26	105
27	106
28	107
29	108
30	109
31	110
32	111
33	112
34	113
35	114
36	115
37	116
38	117
39	118
40	119
41	120
42	121
43	122
44	123
45	124
46	125
47	126
48	127
49	128
50	129
51	130
52	131
53	132
54	133
55	134
56	135
57	136
58	137