Triangle read by rows: the coefficient [x^k] of the polynomial Product_{i=1..n} (5^(i-1)-x) in row n, column k, 0 <= k <= n.
A157832
Triangle read by rows: the coefficient [x^k] of the polynomial Product_{i=1..n} (5^(i-1)-x) in row n, column k, 0 <= k <= n.
Terms
- a(0) =1a(1) =1a(2) =-1a(3) =5a(4) =-6a(5) =1a(6) =125a(7) =-155a(8) =31a(9) =-1a(10) =15625a(11) =-19500a(12) =4030a(13) =-156a(14) =1a(15) =9765625a(16) =-12203125a(17) =2538250a(18) =-101530a(19) =781a(20) =-1a(21) =30517578125a(22) =-38144531250a(23) =7944234375a(24) =-319819500a(25) =2542155a(26) =-3906a(27) =1
External references
- oeis: A157832