A089590 - OEIS

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A089590 as a simple table

n	a(n)
1	0
2	1
3	2
4	3
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	15
15	16
16	17
17	18
18	19
19	20
20	21
21	22
22	23
23	25
24	26
25	27
26	28
27	29
28	30
29	31
30	32
31	33
32	35
33	36
34	37
35	38
36	39
37	40
38	41
39	42
40	43
41	45
42	46
43	47
44	48
45	49
46	50
47	51
48	52
49	53
50	55
51	56
52	57
53	58
54	59
55	60
56	61
57	62
58	63
59	65
60	66
61	67
62	68
63	69
64	70
65	71
66	72
67	73
68	75
69	76
70	77
71	78
72	79
73	80
74	81
75	82
76	83
77	85
78	86
79	87
80	88
81	89
82	90
83	91
84	92
85	93
86	95
87	96
88	97
89	98
90	99

[0,1,2,3,5,6,7,8,9,10,11,12,13,15,16,17,18,19,20, 21,22,23,25,26,27,28,29,30,31,32,33,35,36,37,38, 39,40,41,42,43,45,46,47,48,49,50,51,52,53,55,56, 57,58,59,60,61,62,63,65,66,67,68,69,70,71,72,73, 75,76,77,78,79,80,81,82,83,85,86,87,88,89,90,91, 92,93,95,96,97,98,99]

n	a(n)
1	0
2	1
3	2
4	3
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	15
15	16
16	17
17	18
18	19
19	20
20	21
21	22
22	23
23	25
24	26
25	27
26	28
27	29
28	30
29	31
30	32
31	33
32	35
33	36
34	37
35	38
36	39
37	40
38	41
39	42
40	43
41	45
42	46
43	47
44	48
45	49
46	50
47	51
48	52
49	53
50	55
51	56
52	57
53	58
54	59
55	60
56	61
57	62
58	63
59	65
60	66
61	67
62	68
63	69
64	70
65	71
66	72
67	73
68	75
69	76
70	77
71	78
72	79
73	80
74	81
75	82
76	83
77	85
78	86
79	87
80	88
81	89
82	90
83	91
84	92
85	93
86	95
87	96
88	97
89	98
90	99

n	a(n)
1	0
2	1
3	2
4	3
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	15
15	16
16	17
17	18
18	19
19	20
20	21
21	22
22	23
23	25
24	26
25	27
26	28
27	29
28	30
29	31
30	32
31	33
32	35
33	36
34	37
35	38
36	39
37	40
38	41
39	42
40	43
41	45
42	46
43	47
44	48
45	49
46	50
47	51
48	52
49	53
50	55
51	56
52	57
53	58
54	59
55	60
56	61
57	62
58	63
59	65
60	66
61	67
62	68
63	69
64	70
65	71
66	72
67	73
68	75
69	76
70	77
71	78
72	79
73	80
74	81
75	82
76	83
77	85
78	86
79	87
80	88
81	89
82	90
83	91
84	92
85	93
86	95
87	96
88	97
89	98
90	99

n	a(n)
1	0
2	1
3	2
4	3
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	15
15	16
16	17
17	18
18	19
19	20
20	21
21	22
22	23
23	25
24	26
25	27
26	28
27	29
28	30
29	31
30	32
31	33
32	35
33	36
34	37
35	38
36	39
37	40
38	41
39	42
40	43
41	45
42	46
43	47
44	48
45	49
46	50
47	51
48	52
49	53
50	55
51	56
52	57
53	58
54	59
55	60
56	61
57	62
58	63
59	65
60	66
61	67
62	68
63	69
64	70
65	71
66	72
67	73
68	75
69	76
70	77
71	78
72	79
73	80
74	81
75	82
76	83
77	85
78	86
79	87
80	88
81	89
82	90
83	91
84	92
85	93
86	95
87	96
88	97
89	98
90	99