Cubes in which parity of digits alternates.

Terms

a(0) =0a(1) =1a(2) =8a(3) =27a(4) =125a(5) =216a(6) =343a(7) =729a(8) =5832a(9) =12167a(10) =614125a(11) =658503a(12) =1030301a(13) =1092727a(14) =4741632a(15) =8741816a(16) =27270901a(17) =27818127a(18) =47832147a(19) =381078125a(20) =4767078987a(21) =14905098181a(22) =21670967872a(23) =496981290961a(24) =874545616547a(25) =903670125632