Numbers n such that sum of squares of factorials of digits of n is a power of 2.

Terms

a(0) =1a(1) =2a(2) =10a(3) =11a(4) =22a(5) =1000a(6) =1001a(7) =1010a(8) =1011a(9) =1100a(10) =1101a(11) =1110a(12) =1111a(13) =2222a(14) =10002a(15) =10012a(16) =10020a(17) =10021a(18) =10102a(19) =10112a(20) =10120a(21) =10121a(22) =10200a(23) =10201a(24) =10210a(25) =10211a(26) =11002a(27) =11012a(28) =11020a(29) =11021