Smallest positive integer such that n iterations of A073846 are required to reach an even number.

Terms

a(0) =2a(1) =3a(2) =17a(3) =31a(4) =163a(5) =353a(6) =721a(7) =1185a(8) =1981a(9) =3363a(10) =5777a(11) =10039a(12) =29579a(13) =52737a(14) =94705a(15) =171147a(16) =311101a(17) =568431a(18) =1043463a(19) =1923619a(20) =3559911a(21) =6611675a(22) =12319517a(23) =23023727a(24) =651267929a(25) =1234823707a(26) =2345409699a(27) =4462239583a(28) =8502848523a(29) =16226083005