When squared gives number composed of digits {1,4,9}.
A027675
When squared gives number composed of digits {1,4,9}.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =7a(4) =12a(5) =21a(6) =38a(7) =107a(8) =212a(9) =31488a(10) =70107a(11) =387288a(12) =95610729a(13) =446653271a(14) =3148717107a(15) =21081079479
External references
- oeis: A027675