Smith numbers of order 4.

Terms

a(0) =3777a(1) =7773a(2) =17418a(3) =30777a(4) =53921a(5) =66111a(6) =97731a(7) =111916a(8) =119217a(9) =122519a(10) =128131a(11) =133195a(12) =135488a(13) =138878a(14) =145229a(15) =178814a(16) =180174a(17) =198581a(18) =257376a(19) =269636a(20) =281179a(21) =296396a(22) =317686a(23) =358256a(24) =362996a(25) =366514a(26) =394114a(27) =435777a(28) =457377a(29) =469552