A231151 - OEIS

A231151 as a simple table

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

[2,2,2,3,3,4,4,4,5,5,6,6,7,7,7,8,8,9,9,9,10,10,11, 11,11,12,12,13,13,14,14,14,15,15,16,16,16,17,17, 18,18,19,19,19,20,20,21,21,21,22,22,23,23,23,24, 24,25,25,26,26,26,27,27,28,28,28,29,29,30,30]

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

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

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