Number of 0..n-1 integer arrays v[1..7] of length 7 with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..6.
A171358
Number of 0..n-1 integer arrays v[1..7] of length 7 with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..6.
Terms
- a(0) =0a(1) =3a(2) =272a(3) =5634a(4) =39178a(5) =179072a(6) =581303a(7) =1634504a(8) =3914182a(9) =8529079a(10) =17051309a(11) =32186705a(12) =57036535a(13) =97403280a(14) =159403333a(15) =252543771a(16) =388588157a(17) =584061094a(18) =856022542a(19) =1232327939a(20) =1738979798a(21) =2416106503a(22) =3306940006a(23) =4468033539
External references
- oeis: A171358