Triangle read by rows. Let k=-3, m=3. Row n is a vector v(n) defined as follows: v(n)=k*{0,v(n-2),0}+m*{-(m-1)/m,v(n-1)}+m*{v(n-1),-(m-1)/m}.

A144493

Triangle read by rows. Let k=-3, m=3. Row n is a vector v(n) defined as follows: v(n)=k*{0,v(n-2),0}+m*{-(m-1)/m,v(n-1)}+m*{v(n-1),-(m-1)/m}.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =3a(5) =1a(6) =1a(7) =9a(8) =9a(9) =1a(10) =1a(11) =27a(12) =45a(13) =27a(14) =1a(15) =1a(16) =81a(17) =189a(18) =189a(19) =81a(20) =1a(21) =1a(22) =243a(23) =729a(24) =999a(25) =729a(26) =243a(27) =1a(28) =1a(29) =729

External references