Numbers k such that k concatenated with k+8 gives the product of two numbers which differ by 7.

A116215

Numbers k such that k concatenated with k+8 gives the product of two numbers which differ by 7.

Terms

    a(0) =92a(1) =180a(2) =332a(3) =486a(4) =536a(5) =9720a(6) =13220a(7) =40502a(8) =941486a(9) =2066120a(10) =2975202a(11) =77854680a(12) =123250136a(13) =162423540a(14) =243964010a(15) =256109750a(16) =356387462a(17) =421110162a(18) =542936282a(19) =547361900a(20) =587114192a(21) =591715970a(22) =685172036a(23) =734693886

External references