Number of n-color complete compositions of n.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =7a(5) =13a(6) =45a(7) =91a(8) =233a(9) =477a(10) =1079a(11) =2205a(12) =4709a(13) =10299a(14) =22393a(15) =52005a(16) =125055a(17) =310373a(18) =799677a(19) =2096699a(20) =5556681a(21) =14806685a(22) =39417431a(23) =104570549a(24) =276027337a(25) =724183555a(26) =1887993925a(27) =4891368373a(28) =12595644523a(29) =32252683453