Triangle read by rows: T(n,0) = n+1, T(n,k) = 2*T(n-1,k) - T(n-1,k-1), T(n,k) = 0 if k > n and if k < 0.

A159856

Triangle read by rows: T(n,0) = n+1, T(n,k) = 2*T(n-1,k) - T(n-1,k-1), T(n,k) = 0 if k > n and if k < 0.

Terms

    a(0) =1a(1) =2a(2) =-1a(3) =3a(4) =-4a(5) =1a(6) =4a(7) =-11a(8) =6a(9) =-1a(10) =5a(11) =-26a(12) =23a(13) =-8a(14) =1a(15) =6a(16) =-57a(17) =72a(18) =-39a(19) =10a(20) =-1a(21) =7a(22) =-120a(23) =201a(24) =-150a(25) =59a(26) =-12a(27) =1a(28) =8a(29) =-247

External references