A251550 - cp's OEIS frontend

A251550 a(n) = (A251549(n)-1)/2.

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

[1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 5, 5, 5, 5, 5, 5, 5, 6, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 11, 11, 11, 11, 11, 11, 11, 11, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 18, 18, 18, 18, 18]

cp's OEIS Frontend

A251550 a(n) = (A251549(n)-1)/2.

Table of values

List of values

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

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

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