Smallest m such that A116452(m) = n.

Terms

a(0) =0a(1) =2a(2) =9a(3) =25a(4) =59a(5) =129a(6) =271a(7) =557a(8) =1131a(9) =2281a(10) =4583a(11) =9189a(12) =18403a(13) =36833a(14) =73695a(15) =147421a(16) =294875a(17) =589785a(18) =1179607a(19) =2359253a(20) =4718547a(21) =9437137a(22) =18874319a(23) =37748685a(24) =75497419a(25) =150994889a(26) =301989831a(27) =603979717a(28) =1207959491a(29) =2415919041