Triangle read by rows: T(n,k) is the number of skew Dyck paths of semilength n having k LD's (n>=0; 0<=k<=floor((n-1)/2)).

A128733

Triangle read by rows: T(n,k) is the number of skew Dyck paths of semilength n having k LD's (n>=0; 0<=k<=floor((n-1)/2)).

Terms

    a(0) =1a(1) =3a(2) =9a(3) =1a(4) =28a(5) =8a(6) =90a(7) =46a(8) =1a(9) =297a(10) =231a(11) =15a(12) =1001a(13) =1079a(14) =138a(15) =1a(16) =3432a(17) =4823a(18) =1006a(19) =24a(20) =11934a(21) =20944a(22) =6388a(23) =320a(24) =1a(25) =41990a(26) =89148a(27) =37026a(28) =3170a(29) =35

External references