Table, read by rows, of coefficients of characteristic polynomials of almost prime matrices.

Terms

a(0) =1a(1) =-2a(2) =1a(3) =-8a(4) =1a(5) =-26a(6) =-4a(7) =1a(8) =-66a(9) =-36a(10) =1a(11) =-174a(12) =-196a(13) =1a(14) =-398a(15) =-676a(16) =1a(17) =-878a(18) =-3044a(19) =1a(20) =-2174a(21) =-6852a(22) =-192a(23) =1a(24) =-4862a(25) =-18628a(26) =-704a(27) =1a(28) =-10494a(29) =-45508