Numbers n such that the decimal expansions of both n and n^2 have 3 as smallest digit and 7 as largest digit.
A257486
Numbers n such that the decimal expansions of both n and n^2 have 3 as smallest digit and 7 as largest digit.
Terms
- a(0) =6734a(1) =67434a(2) =577734a(3) =667334a(4) =745356a(5) =6674334a(6) =6734744a(7) =6756734a(8) =7373376a(9) =7453574a(10) =7466434a(11) =7533576a(12) =66673334a(13) =67345644a(14) =67656734a(15) =74547734a(16) =74656376a(17) =75733576a(18) =666743334a(19) =667335356a(20) =746556344a(21) =5775434474a(22) =6666733334a(23) =6666733576a(24) =6676476434a(25) =7447533576
External references
- oeis: A257486