A147613 - OEIS

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A147613 as a simple table

n	a(n)
1	2
2	4
3	6
4	7
5	8
6	9
7	10
8	12
9	13
10	14
11	15
12	16
13	17
14	18
15	19
16	20
17	22
18	23
19	24
20	25
21	26
22	27
23	28
24	29
25	30
26	31
27	32
28	33
29	34
30	35
31	36
32	37
33	38
34	39
35	40
36	41
37	42
38	44
39	45
40	46
41	47
42	48
43	49
44	50
45	51
46	52
47	53
48	54
49	55
50	56
51	57
52	58
53	59
54	60
55	61
56	62
57	63
58	64
59	65
60	66
61	67
62	68
63	69
64	70
65	71
66	72
67	73
68	74
69	75
70	76
71	77

[2,4,6,7,8,9,10,12,13,14,15,16,17,18,19,20,22,23, 24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39, 40,41,42,44,45,46,47,48,49,50,51,52,53,54,55,56, 57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72, 73,74,75,76,77]

n	a(n)
1	2
2	4
3	6
4	7
5	8
6	9
7	10
8	12
9	13
10	14
11	15
12	16
13	17
14	18
15	19
16	20
17	22
18	23
19	24
20	25
21	26
22	27
23	28
24	29
25	30
26	31
27	32
28	33
29	34
30	35
31	36
32	37
33	38
34	39
35	40
36	41
37	42
38	44
39	45
40	46
41	47
42	48
43	49
44	50
45	51
46	52
47	53
48	54
49	55
50	56
51	57
52	58
53	59
54	60
55	61
56	62
57	63
58	64
59	65
60	66
61	67
62	68
63	69
64	70
65	71
66	72
67	73
68	74
69	75
70	76
71	77

n	a(n)
1	2
2	4
3	6
4	7
5	8
6	9
7	10
8	12
9	13
10	14
11	15
12	16
13	17
14	18
15	19
16	20
17	22
18	23
19	24
20	25
21	26
22	27
23	28
24	29
25	30
26	31
27	32
28	33
29	34
30	35
31	36
32	37
33	38
34	39
35	40
36	41
37	42
38	44
39	45
40	46
41	47
42	48
43	49
44	50
45	51
46	52
47	53
48	54
49	55
50	56
51	57
52	58
53	59
54	60
55	61
56	62
57	63
58	64
59	65
60	66
61	67
62	68
63	69
64	70
65	71
66	72
67	73
68	74
69	75
70	76
71	77

n	a(n)
1	2
2	4
3	6
4	7
5	8
6	9
7	10
8	12
9	13
10	14
11	15
12	16
13	17
14	18
15	19
16	20
17	22
18	23
19	24
20	25
21	26
22	27
23	28
24	29
25	30
26	31
27	32
28	33
29	34
30	35
31	36
32	37
33	38
34	39
35	40
36	41
37	42
38	44
39	45
40	46
41	47
42	48
43	49
44	50
45	51
46	52
47	53
48	54
49	55
50	56
51	57
52	58
53	59
54	60
55	61
56	62
57	63
58	64
59	65
60	66
61	67
62	68
63	69
64	70
65	71
66	72
67	73
68	74
69	75
70	76
71	77