Squares the sum of the squares of whose digits are squares.

Terms

a(0) =1a(1) =4a(2) =9a(3) =100a(4) =400a(5) =676a(6) =841a(7) =900a(8) =1444a(9) =4225a(10) =10000a(11) =24025a(12) =40000a(13) =42025a(14) =42436a(15) =43264a(16) =66049a(17) =67600a(18) =84100a(19) =90000a(20) =109561a(21) =119716a(22) =144400a(23) =155236a(24) =239121a(25) =244036a(26) =248004a(27) =252004a(28) =335241a(29) =355216