A089175 - OEIS

A089175 as a simple table

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

[0,1,3,3,5,6,8,8,9,10,12,13,15,16,16,17,20,20,23, 23,24,25,27,28,29,30,30,31,33,33,37,37,38,39,40, 40,43,44,44,45,48,48,51,51,52,52,56,57,58,58,59, 59,62,63,64,64,65,65,68,69,71,72,74,74,75,75,79, 80,81,81,84,84]

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

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

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