FP4 polynomials related to the o.g.f.s of the columns of the A156925 matrix.

Terms

a(0) =1a(1) =1a(2) =1a(3) =-11a(4) =156a(5) =-627a(6) =736a(7) =591a(8) =-1116a(9) =-369a(10) =-6a(11) =106a(12) =-2772a(13) =76070a(14) =-1087552a(15) =8632650a(16) =-40358780a(17) =106452214a(18) =-99774996a(19) =-284430514a(20) =1125952500a(21) =-1581820542a(22) =737716032a(23) =414532350a(24) =-357790500a(25) =-81870750a(26) =-1275750