Triangle read by rows: the coefficient [x^k] of the polynomial Product_{i=1..n} (4^(i-1)-x), in row n and column 0 <= k <= n.

A157784

Triangle read by rows: the coefficient [x^k] of the polynomial Product_{i=1..n} (4^(i-1)-x), in row n and column 0 <= k <= n.

Terms

    a(0) =1a(1) =1a(2) =-1a(3) =4a(4) =-5a(5) =1a(6) =64a(7) =-84a(8) =21a(9) =-1a(10) =4096a(11) =-5440a(12) =1428a(13) =-85a(14) =1a(15) =1048576a(16) =-1396736a(17) =371008a(18) =-23188a(19) =341a(20) =-1a(21) =1073741824a(22) =-1431306240a(23) =381308928a(24) =-24115520a(25) =372372a(26) =-1365a(27) =1a(31) =-99158478848

External references