Square array read by ascending antidiagonals: T(n,k) = F(n) * (4*k)!/(k!*(k + n + 1)!^3), where F(n) = (1/8)*(4*n + 4)!/(n + 1)!; n, k >= 0.

A361032

Square array read by ascending antidiagonals: T(n,k) = F(n) * (4*k)!/(k!*(k + n + 1)!^3), where F(n) = (1/8)*(4*n + 4)!/(n + 1)!; n, k >= 0.

Terms

    a(0) =3a(1) =315a(2) =9a(3) =46200a(4) =280a(5) =280a(6) =7882875a(7) =17325a(8) =3675a(9) =17325a(10) =1466593128a(11) =1513512a(12) =116424a(13) =116424a(14) =1513512a(15) =288592936632a(16) =162954792a(17) =5885880a(18) =2134440a(19) =5885880a(20) =162954792a(22) =20193091776a(23) =399072960a(24) =67953600a(25) =67953600a(26) =399072960a(27) =20193091776

External references