Xcatalans - produced as a self-convolved sequence like Catalan numbers (A000108) but use carryless GF(2)[ X ] polynomial multiplication.

A061922

Xcatalans - produced as a self-convolved sequence like Catalan numbers (A000108) but use carryless GF(2)[ X ] polynomial multiplication.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =5a(4) =14a(5) =42a(6) =132a(7) =421a(8) =1382a(9) =4478a(10) =15580a(11) =54114a(12) =181676a(13) =650484a(14) =2289320a(15) =8028901a(16) =28045302a(17) =103229014a(18) =372640460a(19) =1336511110a(20) =4882492452a(21) =17534836812a(22) =63692926552a(23) =234287550818a(24) =868236370364

External references