The smallest positive number k such that A066686(k,n) is a substring of A051129(n,k), or -1 if no such k exists.

A390224

The smallest positive number k such that A066686(k,n) is a substring of A051129(n,k), or -1 if no such k exists.

Terms

    a(0) =-1a(1) =250050005000a(2) =11768a(3) =32213a(4) =2616a(5) =5a(6) =87a(7) =25a(8) =6a(9) =32626422075a(10) =866437799a(11) =327239416a(12) =8a(13) =3650a(14) =73698a(15) =16a(16) =87a(17) =827210a(18) =80522a(19) =44a(20) =30642a(21) =279a(22) =803014a(23) =619a(24) =49a(25) =47a(26) =1238a(27) =234a(28) =24a(29) =29

External references