Number of nondecreasing -n..n vectors of length 3 whose dot product with some other -n..n vector equals 3.

A226342

Number of nondecreasing -n..n vectors of length 3 whose dot product with some other -n..n vector equals 3.

Terms

    a(0) =4a(1) =23a(2) =74a(3) =130a(4) =242a(5) =362a(6) =578a(7) =786a(8) =1138a(9) =1442a(10) =1962a(11) =2418a(12) =3138a(13) =3738a(14) =4650a(15) =5450a(16) =6666a(17) =7658a(18) =9170a(19) =10354a(20) =12154a(21) =13634a(22) =15834a(23) =17610a(24) =20090a(25) =22154a(26) =25130a(27) =27482a(28) =30954a(29) =33594

External references