A332185 a(n) = 8*(10^(2n+1)-1)/9 - 3*10^n.
5, 858, 88588, 8885888, 888858888, 88888588888, 8888885888888, 888888858888888, 88888888588888888, 8888888885888888888, 888888888858888888888, 88888888888588888888888, 8888888888885888888888888, 888888888888858888888888888, 88888888888888588888888888888, 8888888888888885888888888888888
Offset: 0
Links
- Index entries for linear recurrences with constant coefficients, signature (111,-1110,1000).