Number of length 6 arrays x(i), i=1..6 with x(i) in i..i+n and no value appearing more than 2 times.
A250355
Number of length 6 arrays x(i), i=1..6 with x(i) in i..i+n and no value appearing more than 2 times.
Terms
- a(0) =64a(1) =622a(2) =3349a(3) =12734a(4) =38543a(5) =99344a(6) =226247a(7) =467642a(8) =894599a(9) =1606988a(10) =2740319a(11) =4473302a(12) =7036127a(13) =10719464a(14) =15884183a(15) =22971794a(16) =32515607a(17) =45152612a(18) =61636079a(19) =82848878a(20) =109817519a(21) =143726912a(22) =185935847a(23) =237993194a(24) =301654823a(25) =378901244
External references
- oeis: A250355