A153167 - OEIS

A153167 as a simple table

n	a(n)
1	2
2	4
3	6
4	7
5	8
6	10
7	12
8	13
9	14
10	16
11	18
12	19
13	20
14	22
15	23
16	24
17	25
18	26
19	28
20	30
21	31
22	32
23	33
24	34
25	36
26	37
27	38
28	40
29	41
30	42
31	43
32	44
33	46
34	47
35	48
36	49
37	50
38	52
39	53
40	54
41	55
42	56
43	58
44	59
45	60
46	61
47	62
48	63
49	64
50	66
51	67
52	68
53	70
54	71
55	72
56	73
57	74
58	75
59	76
60	77
61	78
62	79
63	80
64	82
65	83
66	84
67	85
68	86
69	88
70	89
71	90

[2,4,6,7,8,10,12,13,14,16,18,19,20,22,23,24,25,26, 28,30,31,32,33,34,36,37,38,40,41,42,43,44,46,47, 48,49,50,52,53,54,55,56,58,59,60,61,62,63,64,66, 67,68,70,71,72,73,74,75,76,77,78,79,80,82,83,84, 85,86,88,89,90]

n	a(n)
1	2
2	4
3	6
4	7
5	8
6	10
7	12
8	13
9	14
10	16
11	18
12	19
13	20
14	22
15	23
16	24
17	25
18	26
19	28
20	30
21	31
22	32
23	33
24	34
25	36
26	37
27	38
28	40
29	41
30	42
31	43
32	44
33	46
34	47
35	48
36	49
37	50
38	52
39	53
40	54
41	55
42	56
43	58
44	59
45	60
46	61
47	62
48	63
49	64
50	66
51	67
52	68
53	70
54	71
55	72
56	73
57	74
58	75
59	76
60	77
61	78
62	79
63	80
64	82
65	83
66	84
67	85
68	86
69	88
70	89
71	90

n	a(n)
1	2
2	4
3	6
4	7
5	8
6	10
7	12
8	13
9	14
10	16
11	18
12	19
13	20
14	22
15	23
16	24
17	25
18	26
19	28
20	30
21	31
22	32
23	33
24	34
25	36
26	37
27	38
28	40
29	41
30	42
31	43
32	44
33	46
34	47
35	48
36	49
37	50
38	52
39	53
40	54
41	55
42	56
43	58
44	59
45	60
46	61
47	62
48	63
49	64
50	66
51	67
52	68
53	70
54	71
55	72
56	73
57	74
58	75
59	76
60	77
61	78
62	79
63	80
64	82
65	83
66	84
67	85
68	86
69	88
70	89
71	90

n	a(n)
1	2
2	4
3	6
4	7
5	8
6	10
7	12
8	13
9	14
10	16
11	18
12	19
13	20
14	22
15	23
16	24
17	25
18	26
19	28
20	30
21	31
22	32
23	33
24	34
25	36
26	37
27	38
28	40
29	41
30	42
31	43
32	44
33	46
34	47
35	48
36	49
37	50
38	52
39	53
40	54
41	55
42	56
43	58
44	59
45	60
46	61
47	62
48	63
49	64
50	66
51	67
52	68
53	70
54	71
55	72
56	73
57	74
58	75
59	76
60	77
61	78
62	79
63	80
64	82
65	83
66	84
67	85
68	86
69	88
70	89
71	90