A064806 - OEIS

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A064806 as a simple table

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

[2,4,6,8,10,12,14,16,18,11,13,15,17,19,21,23,25, 27,20,22,24,26,28,30,32,34,36,29,31,33,35,37,39, 41,43,45,38,40,42,44,46,48,50,52,54,47,49,51,53, 55,57,59,61,63,56,58,60,62,64,66,68,70,72,65,67, 69,71]

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

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

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