Numbers k such that k concatenated with k-2 gives the product of two numbers which differ by 3.
A116143
Numbers k such that k concatenated with k-2 gives the product of two numbers which differ by 3.
Terms
- a(0) =10a(1) =100a(2) =132a(3) =406a(4) =510a(5) =852a(6) =1000a(7) =7930a(8) =10000a(9) =66942a(10) =100000a(11) =113322a(12) =440056a(13) =1000000a(14) =5289256a(15) =10000000a(16) =58477510a(17) =100000000a(18) =111333222a(19) =164378892a(20) =183673470a(21) =200444410a(22) =206611570a(23) =224376732a(24) =277008310a(25) =297520662
External references
- oeis: A116143