Square array T(n, k) = Product_{j=1..n} ( Sum_{i=0..j-1} ( (k+1)^7 - Sum_{m=1..5} (k+1)^m )^i ) with T(n, 0) = n!, read by antidiagonals.
A156888
Square array T(n, k) = Product_{j=1..n} ( Sum_{i=0..j-1} ( (k+1)^7 - Sum_{m=1..5} (k+1)^m )^i ) with T(n, 0) = n!, read by antidiagonals.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =2a(6) =1a(7) =1a(8) =67a(9) =6a(10) =1a(11) =1a(12) =1825a(13) =296341a(14) =24a(15) =1a(16) =1a(17) =15021a(18) =6075061825a(19) =86507568379a(20) =120a(21) =1a(22) =1a(23) =74221a(27) =720a(28) =1a(29) =1a(30) =270607a(35) =5040
External references
- oeis: A156888