Numbers k such that k concatenated with k+4 gives the product of two numbers which differ by 8.
A116189
Numbers k such that k concatenated with k+4 gives the product of two numbers which differ by 8.
Terms
- a(0) =4a(1) =80a(2) =10736a(3) =45205a(4) =58256a(5) =481580a(6) =810181a(7) =5321861a(8) =8223821a(9) =1342750076a(10) =4014039205a(11) =6425372269a(12) =7089305869a(13) =9801001981
External references
- oeis: A116189