A117140 - cp's OEIS frontend

A117140 a(1)=5, a(2)=7; for n >= 3, a(n) is smallest number which is uniquely of the form a(j)+a(k) with 1<=j

n	a(n)
1	5
2	7
3	12
4	17
5	19
6	22
7	26
8	27
9	32
10	33
11	36
12	37
13	40
14	42
15	46
16	50
17	56
18	60
19	66
20	70
21	71
22	74
23	81
24	85
25	91
26	99
27	101
28	132
29	138
30	140
31	150
32	154
33	156
34	158
35	160
36	179
37	181
38	185
39	189
40	195
41	205
42	209
43	233
44	234
45	236
46	240
47	248
48	258
49	264
50	268
51	287
52	289
53	293
54	297
55	303
56	336
57	340
58	342
59	348

[5, 7, 12, 17, 19, 22, 26, 27, 32, 33, 36, 37, 40, 42, 46, 50, 56, 60, 66, 70, 71, 74, 81, 85, 91, 99, 101, 132, 138, 140, 150, 154, 156, 158, 160, 179, 181, 185, 189, 195, 205, 209, 233, 234, 236, 240, 248, 258, 264, 268, 287, 289, 293, 297, 303, 336, 340, 342, 348]

cp's OEIS Frontend

A117140 a(1)=5, a(2)=7; for n >= 3, a(n) is smallest number which is uniquely of the form a(j)+a(k) with 1<=j

Table of values

List of values

n	a(n)
1	5
2	7
3	12
4	17
5	19
6	22
7	26
8	27
9	32
10	33
11	36
12	37
13	40
14	42
15	46
16	50
17	56
18	60
19	66
20	70
21	71
22	74
23	81
24	85
25	91
26	99
27	101
28	132
29	138
30	140
31	150
32	154
33	156
34	158
35	160
36	179
37	181
38	185
39	189
40	195
41	205
42	209
43	233
44	234
45	236
46	240
47	248
48	258
49	264
50	268
51	287
52	289
53	293
54	297
55	303
56	336
57	340
58	342
59	348

n	a(n)
1	5
2	7
3	12
4	17
5	19
6	22
7	26
8	27
9	32
10	33
11	36
12	37
13	40
14	42
15	46
16	50
17	56
18	60
19	66
20	70
21	71
22	74
23	81
24	85
25	91
26	99
27	101
28	132
29	138
30	140
31	150
32	154
33	156
34	158
35	160
36	179
37	181
38	185
39	189
40	195
41	205
42	209
43	233
44	234
45	236
46	240
47	248
48	258
49	264
50	268
51	287
52	289
53	293
54	297
55	303
56	336
57	340
58	342
59	348

n	a(n)
1	5
2	7
3	12
4	17
5	19
6	22
7	26
8	27
9	32
10	33
11	36
12	37
13	40
14	42
15	46
16	50
17	56
18	60
19	66
20	70
21	71
22	74
23	81
24	85
25	91
26	99
27	101
28	132
29	138
30	140
31	150
32	154
33	156
34	158
35	160
36	179
37	181
38	185
39	189
40	195
41	205
42	209
43	233
44	234
45	236
46	240
47	248
48	258
49	264
50	268
51	287
52	289
53	293
54	297
55	303
56	336
57	340
58	342
59	348