The maximum value of the Collatz (3x+1) iteration beginning at A223699(n).

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =16a(5) =32a(6) =64a(7) =20a(8) =40a(9) =80a(10) =160a(11) =52a(12) =96a(13) =208a(14) =68a(15) =136a(16) =280a(17) =88a(18) =184a(19) =56a(20) =112a(21) =232a(22) =72a(23) =148a(24) =304a(25) =100a(26) =196a(27) =400a(28) =808a(29) =260