a(1) = 10, a(n) = a(n-1) times the number of digits in a(n-1).
A110804
a(1) = 10, a(n) = a(n-1) times the number of digits in a(n-1).
Terms
- a(0) =10a(1) =20a(2) =40a(3) =80a(4) =160a(5) =480a(6) =1440a(7) =5760a(8) =23040a(9) =115200a(10) =691200a(11) =4147200a(12) =29030400a(13) =232243200a(14) =2090188800a(15) =20901888000a(16) =229920768000
External references
- oeis: A110804