Sum of two powers of 19.

Terms

a(0) =2a(1) =20a(2) =38a(3) =362a(4) =380a(5) =722a(6) =6860a(7) =6878a(8) =7220a(9) =13718a(10) =130322a(11) =130340a(12) =130682a(13) =137180a(14) =260642a(15) =2476100a(16) =2476118a(17) =2476460a(18) =2482958a(19) =2606420a(20) =4952198a(21) =47045882a(22) =47045900a(23) =47046242a(24) =47052740a(25) =47176202a(26) =49521980a(27) =94091762a(28) =893871740a(29) =893871758