a(n) = n-th largest even number in array T given by A027170.

Terms

a(0) =10a(1) =30a(2) =42a(3) =58a(4) =76a(5) =94a(6) =138a(7) =156a(8) =190a(9) =250a(10) =264a(11) =318a(12) =362a(13) =394a(14) =472a(15) =478a(16) =570a(17) =670a(18) =740a(19) =778a(20) =790a(21) =894a(22) =984a(23) =1018a(24) =1046a(25) =1106a(26) =1150a(27) =1290a(28) =1438a(29) =1594