XOR difference triangle of the powers of 3, read by rows.

Terms

a(0) =1a(1) =3a(2) =2a(3) =9a(4) =10a(5) =8a(6) =27a(7) =18a(8) =24a(9) =16a(10) =81a(11) =74a(12) =88a(13) =64a(14) =80a(15) =243a(16) =162a(17) =232a(18) =176a(19) =240a(20) =160a(21) =729a(22) =554a(23) =648a(24) =608a(25) =720a(26) =544a(27) =640a(28) =2187a(29) =2642