A252373 - OEIS

A252373 as a simple table

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	8
11	9
12	10
13	11
14	11
15	12
16	13
17	14
18	15
19	16
20	16
21	17
22	17
23	18
24	19
25	20
26	20
27	21
28	21
29	22
30	22
31	23
32	24
33	24
34	24
35	25
36	26
37	27
38	27
39	27
40	27
41	28
42	28
43	29
44	29
45	30
46	30
47	31
48	32
49	33
50	33
51	33
52	33
53	34
54	35
55	36
56	36
57	36
58	36
59	37
60	37
61	38
62	38
63	39
64	40
65	41
66	41
67	42
68	42
69	42
70	42
71	43
72	44
73	45
74	45
75	46
76	46
77	47
78	47
79	48
80	48
81	49
82	49
83	50

[0,1,2,3,4,5,6,7,8,8,9,10,11,11,12,13,14,15,16,16, 17,17,18,19,20,20,21,21,22,22,23,24,24,24,25,26, 27,27,27,27,28,28,29,29,30,30,31,32,33,33,33,33, 34,35,36,36,36,36,37,37,38,38,39,40,41,41,42,42, 42,42,43,44,45,45,46,46,47,47,48,48,49,49,50]

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	8
11	9
12	10
13	11
14	11
15	12
16	13
17	14
18	15
19	16
20	16
21	17
22	17
23	18
24	19
25	20
26	20
27	21
28	21
29	22
30	22
31	23
32	24
33	24
34	24
35	25
36	26
37	27
38	27
39	27
40	27
41	28
42	28
43	29
44	29
45	30
46	30
47	31
48	32
49	33
50	33
51	33
52	33
53	34
54	35
55	36
56	36
57	36
58	36
59	37
60	37
61	38
62	38
63	39
64	40
65	41
66	41
67	42
68	42
69	42
70	42
71	43
72	44
73	45
74	45
75	46
76	46
77	47
78	47
79	48
80	48
81	49
82	49
83	50

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	8
11	9
12	10
13	11
14	11
15	12
16	13
17	14
18	15
19	16
20	16
21	17
22	17
23	18
24	19
25	20
26	20
27	21
28	21
29	22
30	22
31	23
32	24
33	24
34	24
35	25
36	26
37	27
38	27
39	27
40	27
41	28
42	28
43	29
44	29
45	30
46	30
47	31
48	32
49	33
50	33
51	33
52	33
53	34
54	35
55	36
56	36
57	36
58	36
59	37
60	37
61	38
62	38
63	39
64	40
65	41
66	41
67	42
68	42
69	42
70	42
71	43
72	44
73	45
74	45
75	46
76	46
77	47
78	47
79	48
80	48
81	49
82	49
83	50

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	8
11	9
12	10
13	11
14	11
15	12
16	13
17	14
18	15
19	16
20	16
21	17
22	17
23	18
24	19
25	20
26	20
27	21
28	21
29	22
30	22
31	23
32	24
33	24
34	24
35	25
36	26
37	27
38	27
39	27
40	27
41	28
42	28
43	29
44	29
45	30
46	30
47	31
48	32
49	33
50	33
51	33
52	33
53	34
54	35
55	36
56	36
57	36
58	36
59	37
60	37
61	38
62	38
63	39
64	40
65	41
66	41
67	42
68	42
69	42
70	42
71	43
72	44
73	45
74	45
75	46
76	46
77	47
78	47
79	48
80	48
81	49
82	49
83	50