5th power analog of Keith numbers.

Terms

a(0) =1a(1) =28a(2) =35a(3) =36a(4) =46a(5) =51a(6) =99a(7) =109a(8) =191a(9) =239a(10) =476a(11) =491a(12) =1022a(13) =1126a(14) =1358a(15) =1362a(16) =15156a(17) =21581a(18) =44270a(19) =63377a(20) =100164a(21) =375830a(22) =388148a(23) =2749998a(24) =5215505a(25) =10158487a(26) =81082532a(27) =87643314a(28) =410989134a(29) =1485204944