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A083398 as a simple table

n a(n)
1 1
2 2
3 3
4 3
5 4
6 4
7 4
8 5
9 5
10 5
11 5
12 5
13 6
14 6
15 6
16 6
17 7
18 7
19 8
20 8
21 8
22 9
23 9

[1,2,3,3,4,4,4,5,5,5,5,5,6,6,6,6,7,7,8,8,8,9,9]

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Last modified November 12 19:25 EST 2019. Contains 329078 sequences. (Running on oeis4.)