A168389 - OEIS

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A168389 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	8
12	9
13	9
14	10
15	11
16	11
17	12
18	12
19	13
20	14
21	14
22	15
23	15
24	16
25	16
26	17
27	18
28	18
29	19
30	19
31	20
32	21
33	21
34	22
35	22
36	23
37	23
38	24
39	24
40	25
41	25
42	26
43	27
44	27
45	28
46	29
47	29
48	30
49	30
50	31
51	31
52	32
53	32
54	33
55	34
56	34
57	35
58	36
59	36
60	37
61	37
62	38
63	38
64	39
65	39
66	40
67	40
68	41
69	42
70	42
71	43
72	44
73	44
74	45

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

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

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

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