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A250257 as a simple table

n a(n)
1 1
2 0
3 8
4 48
5 88
6 488
7 888
8 4888
9 8888
10 48888
11 88888
12 488888
13 888888
14 4888888
15 8888888
16 48888888
17 88888888
18 488888888
19 888888888
20 4888888888
21 8888888888
22 48888888888
23 88888888888
24 488888888888
25 888888888888
26 4888888888888
27 8888888888888
28 48888888888888

[1,0,8,48,88,488,888,4888,8888,48888,88888,488888,
 888888,4888888,8888888,48888888,88888888,
 488888888,888888888,4888888888,8888888888,
 48888888888,88888888888,488888888888,888888888888,
 4888888888888,8888888888888,48888888888888]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)