A080820 - OEIS

A080820 as a simple table

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

[1,2,3,4,4,5,6,6,7,8,9,9,10,11,11,12,13,14,14,15, 16,16,17,18,19,19,20,21,21,22,23,23,24,25,26,26, 27,28,28,29,30,31,31,32,33,33,34,35,35,36,37,38, 38,39,40,40,41,42,43,43,44,45,45,46,47,48,48,49, 50,50,51,52,52]

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

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

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