Number of -3..3 arrays x(i) of n+1 elements i=1..n+1 with set{t,u,v in 0,1}((x[i+t]+x[j+u]+x[k+v])*(-1)^(t+u+v)) having two, four, six, seven or eight distinct values for every i,j,k<=n.

A211758

Number of -3..3 arrays x(i) of n+1 elements i=1..n+1 with set{t,u,v in 0,1}((x[i+t]+x[j+u]+x[k+v])*(-1)^(t+u+v)) having two, four, six, seven or eight distinct values for every i,j,k<=n.

Terms

    a(0) =48a(1) =230a(2) =966a(3) =3828a(4) =14558a(5) =54150a(6) =197696a(7) =716828a(8) =2577250a(9) =9274498a(10) =33265006a(11) =119874762a(12) =431653980a(13) =1564101296a(14) =5669405566a(15) =20684964244a(16) =75518514030a(17) =277412188326

External references