Numbers of form 8^i*10^j, with i, j >= 0.

Terms

a(0) =1a(1) =8a(2) =10a(3) =64a(4) =80a(5) =100a(6) =512a(7) =640a(8) =800a(9) =1000a(10) =4096a(11) =5120a(12) =6400a(13) =8000a(14) =10000a(15) =32768a(16) =40960a(17) =51200a(18) =64000a(19) =80000a(20) =100000a(21) =262144a(22) =327680a(23) =409600a(24) =512000a(25) =640000a(26) =800000a(27) =1000000a(28) =2097152a(29) =2621440