Triangle, read by rows, of numbers T(n,k), 0 <= k <= n, given by T(n,k) = A000364(n-k)*binomial(2*n, 2*k).

A086646

Triangle, read by rows, of numbers T(n,k), 0 <= k <= n, given by T(n,k) = A000364(n-k)*binomial(2*n, 2*k).

Terms

    a(0) =1a(1) =1a(2) =1a(3) =5a(4) =6a(5) =1a(6) =61a(7) =75a(8) =15a(9) =1a(10) =1385a(11) =1708a(12) =350a(13) =28a(14) =1a(15) =50521a(16) =62325a(17) =12810a(18) =1050a(19) =45a(20) =1a(21) =2702765a(22) =3334386a(23) =685575a(24) =56364a(25) =2475a(26) =66a(27) =1a(28) =199360981a(29) =245951615

External references