Triangle read by rows: the coefficient [x^k] of the polynomial Product_{i=1..n} (3^(i-1)-x) in row n, column k, 0 <= k <= n.
A157783
Triangle read by rows: the coefficient [x^k] of the polynomial Product_{i=1..n} (3^(i-1)-x) in row n, column k, 0 <= k <= n.
Terms
- a(0) =1a(1) =1a(2) =-1a(3) =3a(4) =-4a(5) =1a(6) =27a(7) =-39a(8) =13a(9) =-1a(10) =729a(11) =-1080a(12) =390a(13) =-40a(14) =1a(15) =59049a(16) =-88209a(17) =32670a(18) =-3630a(19) =121a(20) =-1a(21) =14348907a(22) =-21493836a(23) =8027019a(24) =-914760a(25) =33033a(26) =-364a(27) =1a(28) =10460353203a(29) =-15683355351
External references
- oeis: A157783