A396726 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A396726 as a simple table

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	6
7	7
8	7
9	7
10	8
11	8
12	8
13	8
14	9
15	9
16	9
17	9
18	9
19	9
20	9
21	10
22	10
23	10
24	10
25	10
26	10
27	10
28	10
29	10
30	10
31	11

[1,3,4,5,6,6,7,7,7,8,8,8,8,9,9,9,9,9,9,9,10,10,10, 10,10,10,10,10,10,10,11]