Column 0 of triangle A118441, which is the matrix log of triangle A118435.

Terms

a(0) =0a(1) =1a(2) =-4a(3) =-12a(4) =32a(5) =80a(6) =-192a(7) =-448a(8) =1024a(9) =2304a(10) =-5120a(11) =-11264a(12) =24576a(13) =53248a(14) =-114688a(15) =-245760a(16) =524288a(17) =1114112a(18) =-2359296a(19) =-4980736a(20) =10485760a(21) =22020096a(22) =-46137344a(23) =-96468992a(24) =201326592a(25) =419430400a(26) =-872415232a(27) =-1811939328a(28) =3758096384a(29) =7784628224