Triangle T, read by rows, where column 0 of T^m = {C(m*2^n, n), n>=0} for all m.

Terms

a(0) =1a(1) =2a(2) =1a(3) =6a(4) =8a(5) =1a(6) =56a(7) =128a(8) =32a(9) =1a(10) =1820a(11) =6048a(12) =2176a(13) =128a(14) =1a(15) =201376a(16) =912128a(17) =419328a(18) =34816a(19) =512a(20) =1a(21) =74974368a(22) =449708544a(23) =249300992a(24) =26198016a(25) =548864a(26) =2048a(27) =1a(28) =94525795200a(29) =739136655360