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A359925 as a simple table

n a(n)
1 1
2 9
3 11
4 89
5 91
6 109
7 111
8 889
9 891
10 909
11 911
12 1089
13 1091
14 1109
15 1111
16 8889
17 8891
18 8909
19 8911
20 9089
21 9091
22 9109
23 9111
24 10889
25 10891
26 10909
27 10911
28 11089
29 11091
30 11109
31 11111
32 88889
33 88891
34 88909
35 88911
36 89089
37 89091
38 89109
39 89111
40 90889
41 90891
42 90909
43 90911

[1,9,11,89,91,109,111,889,891,909,911,1089,1091,
 1109,1111,8889,8891,8909,8911,9089,9091,9109,9111,
 10889,10891,10909,10911,11089,11091,11109,11111,
 88889,88891,88909,88911,89089,89091,89109,89111,
 90889,90891,90909,90911]

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Last modified May 9 07:31 EDT 2024. Contains 372346 sequences. (Running on oeis4.)