A272322 - OEIS

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A272322 as a simple table

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	11
13	12
14	13
15	14
16	15
17	16
18	17
19	18
20	20
21	21
22	22
23	27
24	28
25	30
26	34
27	40
28	100
29	1000
30	10000
31	100000
32	1000000

[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18, 20,21,22,27,28,30,34,40,100,1000,10000,100000, 1000000]