A356988 - OEIS

A356988 as a simple table

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

[1,1,2,3,3,4,5,5,6,7,8,8,8,9,10,11,12,13,13,13,13, 14,15,16,17,18,19,20,21,21,21,21,21,21,22,23,24, 25,26,27,28,29,30,31,32,33,34,34,34,34,34,34,34, 34,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48, 49,50,51,52,53,54,55,55,55,55,55,55]

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

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

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