Square array read by descending antidiagonals: T(n, k) where column k is the expansion of 1/sqrt(1 - 2*(k+1)*x + ((k-1)*x)^2).

A307883

Square array read by descending antidiagonals: T(n, k) where column k is the expansion of 1/sqrt(1 - 2*(k+1)*x + ((k-1)*x)^2).

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =1a(7) =3a(8) =6a(9) =1a(10) =1a(11) =4a(12) =13a(13) =20a(14) =1a(15) =1a(16) =5a(17) =22a(18) =63a(19) =70a(20) =1a(21) =1a(22) =6a(23) =33a(24) =136a(25) =321a(26) =252a(27) =1a(28) =1a(29) =7

External references