Square array T(n,k), n>=0, k>=0, read by antidiagonals: T(n,k) = ((2n-1)!!)^k * Sum_{i=1..n} 1/(2*i-1)^k.
A291656
Square array T(n,k), n>=0, k>=0, read by antidiagonals: T(n,k) = ((2n-1)!!)^k * Sum_{i=1..n} 1/(2*i-1)^k.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =0a(4) =1a(5) =2a(6) =0a(7) =1a(8) =4a(9) =3a(10) =0a(11) =1a(12) =10a(13) =23a(14) =4a(15) =0a(16) =1a(17) =28a(18) =259a(19) =176a(20) =5a(21) =0a(22) =1a(23) =82a(24) =3527a(25) =12916a(26) =1689a(27) =6a(28) =0a(29) =1
External references
- oeis: A291656