A014330 - A203577. Difference between the exponential convolution of A000108 (Catalan) with itself and the corresponding exponential half-convolution.

A204452

A014330 - A203577. Difference between the exponential convolution of A000108 (Catalan) with itself and the corresponding exponential half-convolution.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =11a(4) =34a(5) =212a(6) =804a(7) =5567a(8) =24014a(9) =178148a(10) =839596a(11) =6501420a(12) =32658872a(13) =259775440a(14) =1368965576a(15) =11080668871a(16) =60613092662a(17) =496461841956

External references