Numbers k such that k*(k+3) gives the concatenation of two numbers m and m+9.

A116349

Numbers k such that k*(k+3) gives the concatenation of two numbers m and m+9.

Terms

    a(0) =32a(1) =66a(2) =42755a(3) =57243a(4) =75425a(5) =425074a(6) =574924a(7) =979530a(8) =4301395a(9) =5698603a(10) =7028668a(11) =4925000749a(12) =5074999249a(13) =7748266576a(14) =8511881486a(15) =8814851186

External references