Number of 1..5 integer arrays v[1..n] of length n with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1.
A171279
Number of 1..5 integer arrays v[1..n] of length n with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1.
Terms
- a(0) =5a(1) =25a(2) =123a(3) =597a(4) =2911a(5) =14052a(6) =67578a(7) =325175a(8) =1558365a(9) =7480022a(10) =35901297a(11) =171849872a(12) =821797463a(13) =3945906605a(14) =18840748309a(15) =90073678499
External references
- oeis: A171279