A006844 - cp's OEIS frontend

A006844 a(1)=4, a(2)=5; thereafter a(n) is smallest number that is greater than a(n-1) and having a unique representation as a(j) + a(k) for j

n	a(n)
1	4
2	5
3	9
4	13
5	14
6	17
7	19
8	21
9	24
10	25
11	27
12	35
13	37
14	43
15	45
16	47
17	57
18	67
19	69
20	73
21	77
22	83
23	93
24	101
25	105
26	109
27	113
28	115
29	123
30	125
31	133
32	149
33	153
34	163
35	173
36	197
37	201
38	205
39	209
40	211
41	213
42	217
43	219
44	227
45	229
46	235
47	237
48	239

[4, 5, 9, 13, 14, 17, 19, 21, 24, 25, 27, 35, 37, 43, 45, 47, 57, 67, 69, 73, 77, 83, 93, 101, 105, 109, 113, 115, 123, 125, 133, 149, 153, 163, 173, 197, 201, 205, 209, 211, 213, 217, 219, 227, 229, 235, 237, 239]

cp's OEIS Frontend

A006844 a(1)=4, a(2)=5; thereafter a(n) is smallest number that is greater than a(n-1) and having a unique representation as a(j) + a(k) for j

Table of values

List of values

n	a(n)
1	4
2	5
3	9
4	13
5	14
6	17
7	19
8	21
9	24
10	25
11	27
12	35
13	37
14	43
15	45
16	47
17	57
18	67
19	69
20	73
21	77
22	83
23	93
24	101
25	105
26	109
27	113
28	115
29	123
30	125
31	133
32	149
33	153
34	163
35	173
36	197
37	201
38	205
39	209
40	211
41	213
42	217
43	219
44	227
45	229
46	235
47	237
48	239

n	a(n)
1	4
2	5
3	9
4	13
5	14
6	17
7	19
8	21
9	24
10	25
11	27
12	35
13	37
14	43
15	45
16	47
17	57
18	67
19	69
20	73
21	77
22	83
23	93
24	101
25	105
26	109
27	113
28	115
29	123
30	125
31	133
32	149
33	153
34	163
35	173
36	197
37	201
38	205
39	209
40	211
41	213
42	217
43	219
44	227
45	229
46	235
47	237
48	239

n	a(n)
1	4
2	5
3	9
4	13
5	14
6	17
7	19
8	21
9	24
10	25
11	27
12	35
13	37
14	43
15	45
16	47
17	57
18	67
19	69
20	73
21	77
22	83
23	93
24	101
25	105
26	109
27	113
28	115
29	123
30	125
31	133
32	149
33	153
34	163
35	173
36	197
37	201
38	205
39	209
40	211
41	213
42	217
43	219
44	227
45	229
46	235
47	237
48	239