A011375 - OEIS

A011375 as a simple table

n	a(n)
0	3
1	3
2	4
3	4
4	5
5	5
6	5
7	6
8	7
9	8
10	8
11	8
12	8
13	9
14	9
15	9
16	9
17	10
18	10
19	11
20	11
21	12
22	12
23	12
24	13
25	13
26	14
27	14
28	15
29	15
30	16
31	16
32	16
33	17
34	17
35	18
36	18
37	19
38	19
39	19
40	20
41	20
42	20
43	21
44	21
45	22
46	22
47	23
48	23
49	24
50	24
51	25
52	25
53	26
54	26
55	27
56	27
57	28
58	28
59	29

[3,3,4,4,5,5,5,6,7,8,8,8,8,9,9,9,9,10,10,11,11,12, 12,12,13,13,14,14,15,15,16,16,16,17,17,18,18,19, 19,19,20,20,20,21,21,22,22,23,23,24,24,25,25,26, 26,27,27,28,28,29]

n	a(n)
0	3
1	3
2	4
3	4
4	5
5	5
6	5
7	6
8	7
9	8
10	8
11	8
12	8
13	9
14	9
15	9
16	9
17	10
18	10
19	11
20	11
21	12
22	12
23	12
24	13
25	13
26	14
27	14
28	15
29	15
30	16
31	16
32	16
33	17
34	17
35	18
36	18
37	19
38	19
39	19
40	20
41	20
42	20
43	21
44	21
45	22
46	22
47	23
48	23
49	24
50	24
51	25
52	25
53	26
54	26
55	27
56	27
57	28
58	28
59	29

n	a(n)
0	3
1	3
2	4
3	4
4	5
5	5
6	5
7	6
8	7
9	8
10	8
11	8
12	8
13	9
14	9
15	9
16	9
17	10
18	10
19	11
20	11
21	12
22	12
23	12
24	13
25	13
26	14
27	14
28	15
29	15
30	16
31	16
32	16
33	17
34	17
35	18
36	18
37	19
38	19
39	19
40	20
41	20
42	20
43	21
44	21
45	22
46	22
47	23
48	23
49	24
50	24
51	25
52	25
53	26
54	26
55	27
56	27
57	28
58	28
59	29

n	a(n)
0	3
1	3
2	4
3	4
4	5
5	5
6	5
7	6
8	7
9	8
10	8
11	8
12	8
13	9
14	9
15	9
16	9
17	10
18	10
19	11
20	11
21	12
22	12
23	12
24	13
25	13
26	14
27	14
28	15
29	15
30	16
31	16
32	16
33	17
34	17
35	18
36	18
37	19
38	19
39	19
40	20
41	20
42	20
43	21
44	21
45	22
46	22
47	23
48	23
49	24
50	24
51	25
52	25
53	26
54	26
55	27
56	27
57	28
58	28
59	29