Sums of 4 distinct powers of 6.

Terms

a(0) =259a(1) =1339a(2) =1519a(3) =1549a(4) =1554a(5) =7819a(6) =7999a(7) =8029a(8) =8034a(9) =9079a(10) =9109a(11) =9114a(12) =9289a(13) =9294a(14) =9324a(15) =46699a(16) =46879a(17) =46909a(18) =46914a(19) =47959a(20) =47989a(21) =47994a(22) =48169a(23) =48174a(24) =48204a(25) =54439a(26) =54469a(27) =54474a(28) =54649a(29) =54654