Array read by descending antidiagonals: A family of generalized Catalan numbers generated by a generalization of Deléham's Delta operator.

A372001

Array read by descending antidiagonals: A family of generalized Catalan numbers generated by a generalization of Deléham's Delta operator.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =2a(4) =1a(5) =1a(6) =5a(7) =3a(8) =1a(9) =1a(10) =14a(11) =15a(12) =5a(13) =1a(14) =1a(15) =42a(16) =105a(17) =61a(18) =9a(19) =1a(20) =1a(21) =132a(22) =945a(23) =1385a(24) =297a(25) =17a(26) =1a(27) =1a(28) =429a(29) =10395

External references