A140460 - cp's OEIS frontend

A140460 a(0) = 2; thereafter a(n) = smallest integer not a multiple of an earlier terms nor a sum of two earlier terms.

n	a(n)
0	2
1	3
2	7
3	11
4	17
5	23
6	29
7	37
8	41
9	47
10	53
11	59
12	65
13	71
14	79
15	83
16	89
17	95
18	101
19	107
20	113
21	125
22	131
23	137
24	149
25	155
26	163
27	167
28	173
29	179
30	191
31	197
32	211
33	215
34	223
35	227
36	233
37	239
38	247
39	251
40	257
41	263
42	269
43	277
44	281
45	293
46	305
47	311
48	317
49	331
50	335

[2, 3, 7, 11, 17, 23, 29, 37, 41, 47, 53, 59, 65, 71, 79, 83, 89, 95, 101, 107, 113, 125, 131, 137, 149, 155, 163, 167, 173, 179, 191, 197, 211, 215, 223, 227, 233, 239, 247, 251, 257, 263, 269, 277, 281, 293, 305, 311, 317, 331, 335]

cp's OEIS Frontend

A140460 a(0) = 2; thereafter a(n) = smallest integer not a multiple of an earlier terms nor a sum of two earlier terms.

Table of values

List of values

n	a(n)
0	2
1	3
2	7
3	11
4	17
5	23
6	29
7	37
8	41
9	47
10	53
11	59
12	65
13	71
14	79
15	83
16	89
17	95
18	101
19	107
20	113
21	125
22	131
23	137
24	149
25	155
26	163
27	167
28	173
29	179
30	191
31	197
32	211
33	215
34	223
35	227
36	233
37	239
38	247
39	251
40	257
41	263
42	269
43	277
44	281
45	293
46	305
47	311
48	317
49	331
50	335

n	a(n)
0	2
1	3
2	7
3	11
4	17
5	23
6	29
7	37
8	41
9	47
10	53
11	59
12	65
13	71
14	79
15	83
16	89
17	95
18	101
19	107
20	113
21	125
22	131
23	137
24	149
25	155
26	163
27	167
28	173
29	179
30	191
31	197
32	211
33	215
34	223
35	227
36	233
37	239
38	247
39	251
40	257
41	263
42	269
43	277
44	281
45	293
46	305
47	311
48	317
49	331
50	335

n	a(n)
0	2
1	3
2	7
3	11
4	17
5	23
6	29
7	37
8	41
9	47
10	53
11	59
12	65
13	71
14	79
15	83
16	89
17	95
18	101
19	107
20	113
21	125
22	131
23	137
24	149
25	155
26	163
27	167
28	173
29	179
30	191
31	197
32	211
33	215
34	223
35	227
36	233
37	239
38	247
39	251
40	257
41	263
42	269
43	277
44	281
45	293
46	305
47	311
48	317
49	331
50	335