A247782 - OEIS

A247782 as a simple table

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	7
7	9
8	10
9	11
10	12
11	14
12	15
13	16
14	17
15	18
16	20
17	21
18	22
19	23
20	25
21	26
22	27
23	28
24	29
25	31
26	32
27	33
28	34
29	36
30	37
31	38
32	39
33	40
34	42
35	43
36	44
37	45
38	47
39	48
40	49
41	50
42	51
43	53
44	54
45	55
46	56
47	58
48	59
49	60
50	61
51	63
52	64
53	65
54	66
55	67
56	69
57	70
58	71
59	72
60	74
61	75
62	76
63	77
64	78
65	80
66	81

[1,3,4,5,6,7,9,10,11,12,14,15,16,17,18,20,21,22, 23,25,26,27,28,29,31,32,33,34,36,37,38,39,40,42, 43,44,45,47,48,49,50,51,53,54,55,56,58,59,60,61, 63,64,65,66,67,69,70,71,72,74,75,76,77,78,80,81]

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	7
7	9
8	10
9	11
10	12
11	14
12	15
13	16
14	17
15	18
16	20
17	21
18	22
19	23
20	25
21	26
22	27
23	28
24	29
25	31
26	32
27	33
28	34
29	36
30	37
31	38
32	39
33	40
34	42
35	43
36	44
37	45
38	47
39	48
40	49
41	50
42	51
43	53
44	54
45	55
46	56
47	58
48	59
49	60
50	61
51	63
52	64
53	65
54	66
55	67
56	69
57	70
58	71
59	72
60	74
61	75
62	76
63	77
64	78
65	80
66	81

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	7
7	9
8	10
9	11
10	12
11	14
12	15
13	16
14	17
15	18
16	20
17	21
18	22
19	23
20	25
21	26
22	27
23	28
24	29
25	31
26	32
27	33
28	34
29	36
30	37
31	38
32	39
33	40
34	42
35	43
36	44
37	45
38	47
39	48
40	49
41	50
42	51
43	53
44	54
45	55
46	56
47	58
48	59
49	60
50	61
51	63
52	64
53	65
54	66
55	67
56	69
57	70
58	71
59	72
60	74
61	75
62	76
63	77
64	78
65	80
66	81

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	7
7	9
8	10
9	11
10	12
11	14
12	15
13	16
14	17
15	18
16	20
17	21
18	22
19	23
20	25
21	26
22	27
23	28
24	29
25	31
26	32
27	33
28	34
29	36
30	37
31	38
32	39
33	40
34	42
35	43
36	44
37	45
38	47
39	48
40	49
41	50
42	51
43	53
44	54
45	55
46	56
47	58
48	59
49	60
50	61
51	63
52	64
53	65
54	66
55	67
56	69
57	70
58	71
59	72
60	74
61	75
62	76
63	77
64	78
65	80
66	81