Matrix 9th power of inverse partition triangle A038498.

Terms

a(0) =1a(1) =-9a(2) =1a(3) =36a(4) =-9a(5) =1a(6) =-39a(7) =27a(8) =-9a(9) =1a(10) =-114a(11) =-3a(12) =27a(13) =-9a(14) =1a(15) =264a(16) =-117a(17) =-12a(18) =27a(19) =-9a(20) =1a(21) =81a(22) =111a(23) =-81a(24) =-12a(25) =27a(26) =-9a(27) =1a(28) =-429a(29) =192