A345921 - OEIS

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A345921 as a simple table

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

[1,2,4,5,6,7,8,9,11,12,14,16,17,18,19,20,21,22,23, 24,25,26,27,28,29,30,31,32,33,34,35,37,38,39,40, 42,44,45,47,48,49,51,52,54,56,57,59,60,62,64,65, 66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81]

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

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

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