Column 1 of triangular matrix A102225, in which row k is formed from the first differences of row (k-1) of its matrix square (A102228).
A102227
Column 1 of triangular matrix A102225, in which row k is formed from the first differences of row (k-1) of its matrix square (A102228).
Terms
- a(0) =0a(1) =1a(2) =-1a(3) =-5a(4) =-20a(5) =-51a(6) =-289a(7) =-1426a(8) =-22622a(9) =-259734a(10) =-15968025a(11) =-405699154a(12) =-110016092396
External references
- oeis: A102227