Integer part of log(n)^(n - 1).

Terms

a(0) =1a(1) =0a(2) =1a(3) =2a(4) =6a(5) =18a(6) =54a(7) =168a(8) =543a(9) =1819a(10) =6284a(11) =22305a(12) =81085a(13) =301185a(14) =1140759a(15) =4398268a(16) =17237268a(17) =68582448a(18) =276723505a(19) =1131245762a(20) =4681484414a(21) =19597666672a(22) =82933899715a(23) =354575503930