a(1) = 1; thereafter a(n+1) is obtained by prepending the digit-sum of a(n) to a(n).
A372075
a(1) = 1; thereafter a(n+1) is obtained by prepending the digit-sum of a(n) to a(n).
Terms
- a(0) =1a(1) =11a(2) =211a(3) =4211a(4) =84211a(5) =1684211a(6) =231684211a(7) =28231684211
External references
- oeis: A372075