Triangle T(n,k) read by rows: coefficient of [x^k] of the polynomial p_n(x)=(5-x)*p_{n-1}(x)-p_{n-2}(x), p_0=1, p_1=5-x.
A179900
Triangle T(n,k) read by rows: coefficient of [x^k] of the polynomial p_n(x)=(5-x)*p_{n-1}(x)-p_{n-2}(x), p_0=1, p_1=5-x.
Terms
- a(0) =1a(1) =5a(2) =-1a(3) =24a(4) =-10a(5) =1a(6) =115a(7) =-73a(8) =15a(9) =-1a(10) =551a(11) =-470a(12) =147a(13) =-20a(14) =1a(15) =2640a(16) =-2828a(17) =1190a(18) =-246a(19) =25a(20) =-1a(21) =12649a(22) =-16310a(23) =8631a(24) =-2400a(25) =370a(26) =-30a(27) =1a(28) =60605a(29) =-91371
External references
- oeis: A179900