Number of -n..n arrays x(0..2) of 3 elements with nonzero sum and with zero through 2 differences all nonzero.

A200166

Number of -n..n arrays x(0..2) of 3 elements with nonzero sum and with zero through 2 differences all nonzero.

Terms

    a(0) =2a(1) =34a(2) =128a(3) =348a(4) =726a(5) =1326a(6) =2180a(7) =3352a(8) =4874a(9) =6810a(10) =9192a(11) =12084a(12) =15518a(13) =19558a(14) =24236a(15) =29616a(16) =35730a(17) =42642a(18) =50384a(19) =59020a(20) =68582a(21) =79134a(22) =90708a(23) =103368a(24) =117146a(25) =132106a(26) =148280a(27) =165732a(28) =184494a(29) =204630

External references