Least index k such that A011540(k) >= 10^n.
A217094
Least index k such that A011540(k) >= 10^n.
Terms
- a(0) =2a(1) =2a(2) =11a(3) =182a(4) =2621a(5) =33572a(6) =402131a(7) =4619162a(8) =51572441a(9) =564151952a(10) =6077367551a(11) =64696307942a(12) =682266771461
External references
- oeis: A217094