Even amicable numbers.

Terms

a(0) =220a(1) =284a(2) =1184a(3) =1210a(4) =2620a(5) =2924a(6) =5020a(7) =5564a(8) =6232a(9) =6368a(10) =10744a(11) =10856a(12) =17296a(13) =18416a(14) =63020a(15) =66928a(16) =66992a(17) =76084a(18) =79750a(19) =88730a(20) =122368a(21) =123152a(22) =141664a(23) =142310a(24) =153176a(25) =168730a(26) =171856a(27) =176272a(28) =176336a(29) =180848