total num of chars: 6 total num of families: 3 chars where some sequence of nonzero coeffs is not unimodal in abs value: none chars where some polynomial has both positive and negative coeffs: none chars where some polynomial has strictly negative coeffs: phi{2,1} = G2(a1) in family phi{2,1} = G2(a1) phi{2,2} = ~A1 in family phi{2,1} = G2(a1) | 0 rationally smooth elements where some sequence of nonzero coeffs is not unimodal in abs value. | 0 rationally smooth elements where some polynomial has both positive and negative coeffs. | 7 rationally smooth elements where some polynomial has strictly negative coeffs. phi{2,1} = G2(a1) in family phi{2,1} = G2(a1) #4 [ 2, 1 ] #5 [ 1, 2 ] #6 [ 2, 1, 2 ] #7 [ 1, 2, 1 ] #8 [ 2, 1, 2, 1 ] #9 [ 1, 2, 1, 2 ] phi{2,2} = ~A1 in family phi{2,1} = G2(a1) #11 [ 1, 2, 1, 2, 1 ]