Numbers k such that k concatenated with k+5 gives the product of two numbers which differ by 7.
A116195
Numbers k such that k concatenated with k+5 gives the product of two numbers which differ by 7.
Terms
- a(0) =7403a(1) =8885a(2) =12563a(3) =41675a(4) =54239a(5) =2353623a(6) =2650793a(7) =7717533a(8) =527390351115a(9) =567933643889a(10) =627121279653a(11) =671264212463
External references
- oeis: A116195