A181097 - OEIS

A181097 as a simple table

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

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

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

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

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