Powers of 2 grouped in pairs of 2 digits (version 3).

Terms

a(0) =12a(1) =48a(2) =16a(3) =32a(4) =64a(5) =12a(6) =82a(7) =56a(8) =51a(9) =21a(10) =24a(11) =20a(12) =48a(13) =40a(14) =96a(15) =81a(16) =92a(17) =16a(18) =38a(19) =43a(20) =27a(21) =68a(22) =65a(23) =53a(24) =61a(25) =31a(26) =72a(27) =26a(28) =21a(29) =44