A047542 - OEIS

A047542 as a simple table

n	a(n)
1	0
2	1
3	2
4	4
5	7
6	8
7	9
8	10
9	12
10	15
11	16
12	17
13	18
14	20
15	23
16	24
17	25
18	26
19	28
20	31
21	32
22	33
23	34
24	36
25	39
26	40
27	41
28	42
29	44
30	47
31	48
32	49
33	50
34	52
35	55
36	56
37	57
38	58
39	60
40	63
41	64
42	65
43	66
44	68
45	71
46	72
47	73
48	74
49	76
50	79
51	80
52	81
53	82
54	84
55	87
56	88
57	89
58	90
59	92
60	95
61	96
62	97
63	98
64	100
65	103
66	104

[0,1,2,4,7,8,9,10,12,15,16,17,18,20,23,24,25,26, 28,31,32,33,34,36,39,40,41,42,44,47,48,49,50,52, 55,56,57,58,60,63,64,65,66,68,71,72,73,74,76,79, 80,81,82,84,87,88,89,90,92,95,96,97,98,100,103, 104]

n	a(n)
1	0
2	1
3	2
4	4
5	7
6	8
7	9
8	10
9	12
10	15
11	16
12	17
13	18
14	20
15	23
16	24
17	25
18	26
19	28
20	31
21	32
22	33
23	34
24	36
25	39
26	40
27	41
28	42
29	44
30	47
31	48
32	49
33	50
34	52
35	55
36	56
37	57
38	58
39	60
40	63
41	64
42	65
43	66
44	68
45	71
46	72
47	73
48	74
49	76
50	79
51	80
52	81
53	82
54	84
55	87
56	88
57	89
58	90
59	92
60	95
61	96
62	97
63	98
64	100
65	103
66	104

n	a(n)
1	0
2	1
3	2
4	4
5	7
6	8
7	9
8	10
9	12
10	15
11	16
12	17
13	18
14	20
15	23
16	24
17	25
18	26
19	28
20	31
21	32
22	33
23	34
24	36
25	39
26	40
27	41
28	42
29	44
30	47
31	48
32	49
33	50
34	52
35	55
36	56
37	57
38	58
39	60
40	63
41	64
42	65
43	66
44	68
45	71
46	72
47	73
48	74
49	76
50	79
51	80
52	81
53	82
54	84
55	87
56	88
57	89
58	90
59	92
60	95
61	96
62	97
63	98
64	100
65	103
66	104

n	a(n)
1	0
2	1
3	2
4	4
5	7
6	8
7	9
8	10
9	12
10	15
11	16
12	17
13	18
14	20
15	23
16	24
17	25
18	26
19	28
20	31
21	32
22	33
23	34
24	36
25	39
26	40
27	41
28	42
29	44
30	47
31	48
32	49
33	50
34	52
35	55
36	56
37	57
38	58
39	60
40	63
41	64
42	65
43	66
44	68
45	71
46	72
47	73
48	74
49	76
50	79
51	80
52	81
53	82
54	84
55	87
56	88
57	89
58	90
59	92
60	95
61	96
62	97
63	98
64	100
65	103
66	104