a(n) = 2*n^3 - 163*n^2 + 2777*n - 11927.

Terms

a(0) =-11927a(1) =-9311a(2) =-7009a(3) =-5009a(4) =-3299a(5) =-1867a(6) =-701a(7) =211a(8) =881a(9) =1321a(10) =1543a(11) =1559a(12) =1381a(13) =1021a(14) =491a(15) =-197a(16) =-1031a(17) =-1999a(18) =-3089a(19) =-4289a(20) =-5587a(21) =-6971a(22) =-8429a(23) =-9949a(24) =-11519a(25) =-13127a(26) =-14761a(27) =-16409a(28) =-18059a(29) =-19699