Binomial transform of 2^n, 2^n, 2^n.

Terms

a(0) =1a(1) =2a(2) =4a(3) =9a(4) =21a(5) =48a(6) =108a(7) =243a(8) =549a(9) =1242a(10) =2808a(11) =6345a(12) =14337a(13) =32400a(14) =73224a(15) =165483a(16) =373977a(17) =845154a(18) =1909980a(19) =4316409a(20) =9754749a(21) =22044960a(22) =49819860a(23) =112588947a(24) =254442141a(25) =575019162a(26) =1299497904a(27) =2936762649a(28) =6636851721a(29) =14998760928