Triangle whose (n, k)-th entry is binomial(n, k)*4^(n - k)*4^k.

A038234

Triangle whose (n, k)-th entry is binomial(n, k)*4^(n - k)*4^k.

Terms

    a(0) =1a(1) =4a(2) =4a(3) =16a(4) =32a(5) =16a(6) =64a(7) =192a(8) =192a(9) =64a(10) =256a(11) =1024a(12) =1536a(13) =1024a(14) =256a(15) =1024a(16) =5120a(17) =10240a(18) =10240a(19) =5120a(20) =1024a(21) =4096a(22) =24576a(23) =61440a(24) =81920a(25) =61440a(26) =24576a(27) =4096a(28) =16384a(29) =114688

External references