Triangle T(n,k) read by rows: consider the sequence a(m) = a(m-1) + sum_{0<j<=m/n} a(m-j*n) with a(0)=1. Row n of T(n,k) is formed by the coefficients of the recurrence relation of sequence b(i) = a(n*i).

A113445

Triangle T(n,k) read by rows: consider the sequence a(m) = a(m-1) + sum_{0<j<=m/n} a(m-j*n) with a(0)=1. Row n of T(n,k) is formed by the coefficients of the recurrence relation of sequence b(i) = a(n*i).

Terms

    a(0) =1a(1) =3a(2) =-1a(3) =5a(4) =-6a(5) =1a(6) =7a(7) =-15a(8) =11a(9) =-1a(10) =9a(11) =-28a(12) =38a(13) =-20a(14) =1a(15) =11a(16) =-45a(17) =90a(18) =-90a(19) =37a(20) =-1a(21) =13a(22) =-66a(23) =175a(24) =-260a(25) =207a(26) =-70a(27) =1a(28) =15a(29) =-91

External references