A020914 - OEIS

A020914 as a simple table

n	a(n)
0	1
1	2
2	4
3	5
4	7
5	8
6	10
7	12
8	13
9	15
10	16
11	18
12	20
13	21
14	23
15	24
16	26
17	27
18	29
19	31
20	32
21	34
22	35
23	37
24	39
25	40
26	42
27	43
28	45
29	46
30	48
31	50
32	51
33	53
34	54
35	56
36	58
37	59
38	61
39	62
40	64
41	65
42	67
43	69
44	70
45	72
46	73
47	75
48	77
49	78
50	80
51	81
52	83
53	85
54	86
55	88
56	89
57	91
58	92
59	94
60	96
61	97
62	99
63	100
64	102
65	104
66	105
67	107

[1,2,4,5,7,8,10,12,13,15,16,18,20,21,23,24,26,27, 29,31,32,34,35,37,39,40,42,43,45,46,48,50,51,53, 54,56,58,59,61,62,64,65,67,69,70,72,73,75,77,78, 80,81,83,85,86,88,89,91,92,94,96,97,99,100,102, 104,105,107]

n	a(n)
0	1
1	2
2	4
3	5
4	7
5	8
6	10
7	12
8	13
9	15
10	16
11	18
12	20
13	21
14	23
15	24
16	26
17	27
18	29
19	31
20	32
21	34
22	35
23	37
24	39
25	40
26	42
27	43
28	45
29	46
30	48
31	50
32	51
33	53
34	54
35	56
36	58
37	59
38	61
39	62
40	64
41	65
42	67
43	69
44	70
45	72
46	73
47	75
48	77
49	78
50	80
51	81
52	83
53	85
54	86
55	88
56	89
57	91
58	92
59	94
60	96
61	97
62	99
63	100
64	102
65	104
66	105
67	107

n	a(n)
0	1
1	2
2	4
3	5
4	7
5	8
6	10
7	12
8	13
9	15
10	16
11	18
12	20
13	21
14	23
15	24
16	26
17	27
18	29
19	31
20	32
21	34
22	35
23	37
24	39
25	40
26	42
27	43
28	45
29	46
30	48
31	50
32	51
33	53
34	54
35	56
36	58
37	59
38	61
39	62
40	64
41	65
42	67
43	69
44	70
45	72
46	73
47	75
48	77
49	78
50	80
51	81
52	83
53	85
54	86
55	88
56	89
57	91
58	92
59	94
60	96
61	97
62	99
63	100
64	102
65	104
66	105
67	107

n	a(n)
0	1
1	2
2	4
3	5
4	7
5	8
6	10
7	12
8	13
9	15
10	16
11	18
12	20
13	21
14	23
15	24
16	26
17	27
18	29
19	31
20	32
21	34
22	35
23	37
24	39
25	40
26	42
27	43
28	45
29	46
30	48
31	50
32	51
33	53
34	54
35	56
36	58
37	59
38	61
39	62
40	64
41	65
42	67
43	69
44	70
45	72
46	73
47	75
48	77
49	78
50	80
51	81
52	83
53	85
54	86
55	88
56	89
57	91
58	92
59	94
60	96
61	97
62	99
63	100
64	102
65	104
66	105
67	107