A diagonal in the array A158825 of coefficients of successive iterations of x*C(x), where C(x) is the Catalan function (A000108).
A158833
A diagonal in the array A158825 of coefficients of successive iterations of x*C(x), where C(x) is the Catalan function (A000108).
Terms
- a(0) =1a(1) =3a(2) =20a(3) =195a(4) =2464a(5) =38052a(6) =693048a(7) =14528217a(8) =344320262a(9) =9100230282a(10) =265305808404
External references
- oeis: A158833