T(n,m) = number of 1..m 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.
A171275
T(n,m) = number of 1..m 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) =1a(1) =2a(2) =1a(3) =3a(4) =4a(5) =1a(6) =4a(7) =9a(8) =7a(9) =1a(10) =5a(11) =16a(12) =26a(13) =15a(14) =1a(15) =6a(16) =25a(17) =62a(18) =74a(19) =23a(20) =1a(21) =7a(22) =36a(23) =123a(24) =240a(25) =211a(26) =48a(27) =1a(28) =8a(29) =49
External references
- oeis: A171275