Square array T(n,k), n >= 1, k >= 1, read by antidiagonals, where T(n,k) = Product_{a=1..n-1} Product_{b=1..k} (4*sin(a*Pi/n)^2 + 4*sin((2*b-1)*Pi/(2*k))^2).
A341739
Square array T(n,k), n >= 1, k >= 1, read by antidiagonals, where T(n,k) = Product_{a=1..n-1} Product_{b=1..k} (4*sin(a*Pi/n)^2 + 4*sin((2*b-1)*Pi/(2*k))^2).
Terms
- a(0) =1a(1) =1a(2) =8a(3) =1a(4) =36a(5) =49a(6) =1a(7) =200a(8) =625a(9) =288a(10) =1a(11) =1156a(12) =12544a(13) =9216a(14) =1681a(15) =1a(16) =6728a(17) =279841a(18) =583200a(19) =130321a(20) =9800a(21) =1a(22) =39204a(23) =6385729a(24) =44408896a(25) =24611521a(26) =1822500a(27) =57121a(28) =1a(29) =228488
External references
- oeis: A341739