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, five, six, seven or eight distinct values for every i,j,k<=n.

A211763

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, five, six, seven or eight distinct values for every i,j,k<=n.

Terms

    a(0) =48a(1) =306a(2) =1732a(3) =9066a(4) =44218a(5) =203952a(6) =901938a(7) =3863236a(8) =16173336a(9) =66608806a(10) =271211310a(11) =1096118176a(12) =4408568100a(13) =17688124818a(14) =70884256140

External references