a(n) = n*n in the arithmetic where digits are multiplied in base 10 (as usual) but when digits are to be added they are also multiplied in base 10.
A169920
a(n) = n*n in the arithmetic where digits are multiplied in base 10 (as usual) but when digits are to be added they are also multiplied in base 10.
Terms
- a(0) =0a(1) =1a(2) =4a(3) =9a(4) =16a(5) =25a(6) =36a(7) =49a(8) =64a(9) =81a(10) =100a(11) =111a(12) =144a(13) =199a(14) =306a(15) =455a(16) =646a(17) =179a(18) =424a(19) =731a(20) =400a(21) =441a(22) =564a(23) =769a(24) =1126a(25) =505a(26) =606a(27) =829a(28) =1124a(29) =1481
External references
- oeis: A169920