Square array of numbers T(n,k) = ((1+sqrt(3))*(k+sqrt(3))^n-(1-sqrt(3))*(k-sqrt(3))^n)/(2*sqrt(3)), read by antidiagonals.

A086404

Square array of numbers T(n,k) = ((1+sqrt(3))*(k+sqrt(3))^n-(1-sqrt(3))*(k-sqrt(3))^n)/(2*sqrt(3)), read by antidiagonals.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =3a(6) =1a(7) =3a(8) =6a(9) =3a(10) =1a(11) =4a(12) =11a(13) =16a(14) =9a(15) =1a(16) =5a(17) =18a(18) =41a(19) =44a(20) =9a(21) =1a(22) =6a(23) =27a(24) =84a(25) =153a(26) =120a(27) =27a(28) =1a(29) =7

External references