A181694 - OEIS

A181694 as a simple table

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	8
8	9
9	6
10	7
11	10
12	11
13	14
14	15
15	12
16	13
17	16
18	17
19	20
20	21
21	18
22	19
23	22
24	23
25	24
26	29
27	30
28	25
29	28
30	31
31	38
32	39
33	26
34	27
35	32
36	37
37	40
38	33
39	36
40	41
41	44
42	45
43	34
44	35
45	42
46	43
47	46
48	55
49	56
50	47
51	54
52	57
53	48
54	53
55	58
56	63
57	64
58	49
59	52
60	59
61	62
62	65
63	50
64	51
65	60
66	61
67	66
68	67
69	68
70	71
71	72
72	69
73	70

[0,1,2,3,4,5,8,9,6,7,10,11,14,15,12,13,16,17,20, 21,18,19,22,23,24,29,30,25,28,31,38,39,26,27,32, 37,40,33,36,41,44,45,34,35,42,43,46,55,56,47,54, 57,48,53,58,63,64,49,52,59,62,65,50,51,60,61,66, 67,68,71,72,69,70]

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	8
8	9
9	6
10	7
11	10
12	11
13	14
14	15
15	12
16	13
17	16
18	17
19	20
20	21
21	18
22	19
23	22
24	23
25	24
26	29
27	30
28	25
29	28
30	31
31	38
32	39
33	26
34	27
35	32
36	37
37	40
38	33
39	36
40	41
41	44
42	45
43	34
44	35
45	42
46	43
47	46
48	55
49	56
50	47
51	54
52	57
53	48
54	53
55	58
56	63
57	64
58	49
59	52
60	59
61	62
62	65
63	50
64	51
65	60
66	61
67	66
68	67
69	68
70	71
71	72
72	69
73	70

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	8
8	9
9	6
10	7
11	10
12	11
13	14
14	15
15	12
16	13
17	16
18	17
19	20
20	21
21	18
22	19
23	22
24	23
25	24
26	29
27	30
28	25
29	28
30	31
31	38
32	39
33	26
34	27
35	32
36	37
37	40
38	33
39	36
40	41
41	44
42	45
43	34
44	35
45	42
46	43
47	46
48	55
49	56
50	47
51	54
52	57
53	48
54	53
55	58
56	63
57	64
58	49
59	52
60	59
61	62
62	65
63	50
64	51
65	60
66	61
67	66
68	67
69	68
70	71
71	72
72	69
73	70

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	8
8	9
9	6
10	7
11	10
12	11
13	14
14	15
15	12
16	13
17	16
18	17
19	20
20	21
21	18
22	19
23	22
24	23
25	24
26	29
27	30
28	25
29	28
30	31
31	38
32	39
33	26
34	27
35	32
36	37
37	40
38	33
39	36
40	41
41	44
42	45
43	34
44	35
45	42
46	43
47	46
48	55
49	56
50	47
51	54
52	57
53	48
54	53
55	58
56	63
57	64
58	49
59	52
60	59
61	62
62	65
63	50
64	51
65	60
66	61
67	66
68	67
69	68
70	71
71	72
72	69
73	70