Matrix t*K(1) in Subspace 145 with Dimension 16

(K(1) is the first-order Grosse operator)

((-I/2)*t)/Sqrt[3] ((5 + (7*I)*Sqrt[3])*U)/12 -((3*I + Sqrt[3])*t)/(6*Sqrt[2]) 0 ((-9*I - 7*Sqrt[3])*t)/12 -((3*I + 7*Sqrt[3])*U)/(6*Sqrt[2]) ((9*I + Sqrt[3])*U)/(6*Sqrt[2]) ((Sqrt[2] + I*Sqrt[6])*t)/4 0 (-7/4 - ((3*I)/4)*Sqrt[3])*t (1/Sqrt[2] + I/Sqrt[6])*t (Sqrt[2]*(1 - I*Sqrt[3])*U)/3 (((540 + 108*I)*Sqrt[4 - 2*Sqrt[3]] + (324 + 108*I)*(-3 + Sqrt[3]))*t)/(72*Sqrt[3]*(3 - Sqrt[3])^(3/2)) ((5 - I + (3 - I)*Sqrt[3])*t)/(2*Sqrt[3 + Sqrt[3]]) (-I - 1/(2*Sqrt[3]))*t ((-3*I + Sqrt[3])*U)/12
((-5 + (7*I)*Sqrt[3])*U)/12 ((I/2)*t)/Sqrt[3] 0 ((3*I)/2 + 2/Sqrt[3])*t 0 Sqrt[2/3]*t -((3*I + Sqrt[3])*t)/(3*Sqrt[2]) 0 -t/2 0 (Sqrt[2]*U - I*Sqrt[6]*U)/6 (-(1/Sqrt[2]) - I/Sqrt[6])*t 0 0 ((3*I + Sqrt[3])*U)/4 (I/2 - 1/Sqrt[3])*t
((-3*I + Sqrt[3])*t)/(6*Sqrt[2]) 0 0 ((-I/2)*(-3*I + Sqrt[3])*U)/Sqrt[2] ((3 - I*Sqrt[3])*t)/Sqrt[2] 0 0 0 -((-3*I + Sqrt[3])*U)/(2*Sqrt[2]) 0 (-2*t)/Sqrt[3] 0 0 0 ((Sqrt[2] - I*Sqrt[6])*t)/4 0
0 ((3*I)/2 - 2/Sqrt[3])*t ((3 - I*Sqrt[3])*U)/(2*Sqrt[2]) (I/2)*Sqrt[3]*t (I/4)*(3*I + Sqrt[3])*U t/Sqrt[2] t/Sqrt[2] ((3*I + Sqrt[3])*U)/(2*Sqrt[2]) -(Sqrt[3]*t)/2 ((3*I + Sqrt[3])*U)/4 0 -(Sqrt[2/3]*t) 0 0 0 (-I/2)*Sqrt[3]*t
((-9*I + 7*Sqrt[3])*t)/12 0 ((-3 - I*Sqrt[3])*t)/Sqrt[2] ((3 + I*Sqrt[3])*U)/4 (I/2)*Sqrt[3]*t 0 0 0 -((-3*I + Sqrt[3])*U)/4 ((-3*I)/2)*t (I/Sqrt[2] + 1/Sqrt[6])*t 0 0 0 ((1 - I*Sqrt[3])*t)/4 0
((-3*I + 7*Sqrt[3])*U)/(6*Sqrt[2]) -(Sqrt[2/3]*t) 0 -(t/Sqrt[2]) 0 0 0 0 -(Sqrt[3/2]*t) 0 (-2*U)/Sqrt[3] (2*t)/Sqrt[3] 0 0 ((-I/2)*(-I + Sqrt[3])*U)/Sqrt[2] (I*(I + Sqrt[3])*t)/Sqrt[2]
-((-9*I + Sqrt[3])*U)/(6*Sqrt[2]) ((-I)/Sqrt[2] + 1/Sqrt[6])*t 0 -(t/Sqrt[2]) 0 0 0 0 -(Sqrt[3/2]*t) 0 -((3*I + Sqrt[3])*U)/3 (I - 1/Sqrt[3])*t 0 0 ((3 - I*Sqrt[3])*U)/(2*Sqrt[2]) Sqrt[2]*t
((I/2)*(I + Sqrt[3])*t)/Sqrt[2] 0 0 -((-3*I + Sqrt[3])*U)/(2*Sqrt[2]) 0 0 0 0 ((I/2)*(5*I + Sqrt[3])*U)/Sqrt[2] (I*(3*I + Sqrt[3])*t)/Sqrt[2] 2*t 0 0 0 -((-3*I + Sqrt[3])*t)/(2*Sqrt[2]) 0
0 t/2 ((3*I + Sqrt[3])*U)/(2*Sqrt[2]) (Sqrt[3]*t)/2 ((3*I + Sqrt[3])*U)/4 Sqrt[3/2]*t Sqrt[3/2]*t ((5 + I*Sqrt[3])*U)/(2*Sqrt[2]) (I/2)*Sqrt[3]*t ((-1 + (3*I)*Sqrt[3])*U)/4 0 Sqrt[2]*t 0 0 0 (Sqrt[3]*t)/2
((7 - (3*I)*Sqrt[3])*t)/4 0 0 -((-3*I + Sqrt[3])*U)/4 ((-3*I)/2)*t 0 0 ((3 + I*Sqrt[3])*t)/Sqrt[2] (U + (3*I)*Sqrt[3]*U)/4 (-I/2)*Sqrt[3]*t ((1 + I*Sqrt[3])*t)/Sqrt[2] 0 0 0 ((-3*I + Sqrt[3])*t)/4 0
(-(1/Sqrt[2]) + I/Sqrt[6])*t ((-I/3)*(-I + Sqrt[3])*U)/Sqrt[2] (2*t)/Sqrt[3] 0 (I/Sqrt[2] - 1/Sqrt[6])*t (2*U)/Sqrt[3] ((-3*I + Sqrt[3])*U)/3 -2*t 0 (I*(I + Sqrt[3])*t)/Sqrt[2] ((-I)*t)/Sqrt[3] (-I/6)*(-7*I + Sqrt[3])*U (I*Sqrt[6]*(-1 - 4*I + (1 + 2*I)*Sqrt[3])*t)/(3 - Sqrt[3])^(3/2) -((1 + I + Sqrt[3])*Sqrt[2/(3 + Sqrt[3])]*t) (I/Sqrt[2] + 1/Sqrt[6])*t ((3*I + Sqrt[3])*U)/(3*Sqrt[2])
-(Sqrt[2]*(1 + I*Sqrt[3])*U)/3 (1/Sqrt[2] - I/Sqrt[6])*t 0 Sqrt[2/3]*t 0 (-2*t)/Sqrt[3] (I + 1/Sqrt[3])*t 0 -(Sqrt[2]*t) 0 ((7 - I*Sqrt[3])*U)/6 (I*t)/Sqrt[3] 0 0 0 -((3*I + Sqrt[3])*t)/(3*Sqrt[2])
(((-540 + 108*I)*Sqrt[4 - 2*Sqrt[3]] - (324 - 108*I)*(-3 + Sqrt[3]))*t)/(72*Sqrt[3]*(3 - Sqrt[3])^(3/2)) 0 0 0 0 0 0 0 0 0 (Sqrt[6]*(-4 - I + (2 + I)*Sqrt[3])*t)/(3 - Sqrt[3])^(3/2) 0 0 0 ((1/2 + I/2)*Sqrt[3]*(3*Sqrt[4 - 2*Sqrt[3]] + I*(-3 + Sqrt[3]))*t)/(3 - Sqrt[3])^(3/2) 0
((-5 - I - (3 + I)*Sqrt[3])*t)/(2*Sqrt[3 + Sqrt[3]]) 0 0 0 0 0 0 0 0 0 (1 - I + Sqrt[3])*Sqrt[2/(3 + Sqrt[3])]*t 0 0 0 ((1/2 + I/2)*(3*I + Sqrt[3])*t)/Sqrt[3 + Sqrt[3]] 0
((-6*I + Sqrt[3])*t)/6 -((-3*I + Sqrt[3])*U)/4 ((-I/2)*(-I + Sqrt[3])*t)/Sqrt[2] 0 (-I/4)*(-I + Sqrt[3])*t (Sqrt[2]*U - I*Sqrt[6]*U)/4 ((-I/2)*(-3*I + Sqrt[3])*U)/Sqrt[2] ((3*I + Sqrt[3])*t)/(2*Sqrt[2]) 0 ((-3*I - Sqrt[3])*t)/4 (I/Sqrt[2] - 1/Sqrt[6])*t 0 ((1/2 + I/2)*Sqrt[3]*(-3 + Sqrt[3] + (3*I)*Sqrt[4 - 2*Sqrt[3]])*t)/(3 - Sqrt[3])^(3/2) ((3 + 3*I - (1 - I)*Sqrt[3])*t)/(2*Sqrt[3 + Sqrt[3]]) (I/2)*Sqrt[3]*t (U + (3*I)*Sqrt[3]*U)/4
-((3*I + Sqrt[3])*U)/12 (I/2 + 1/Sqrt[3])*t 0 (-I/2)*Sqrt[3]*t 0 ((1 + I*Sqrt[3])*t)/Sqrt[2] -(Sqrt[2]*t) 0 -(Sqrt[3]*t)/2 0 -((-3*I + Sqrt[3])*U)/(3*Sqrt[2]) ((-I)/Sqrt[2] + 1/Sqrt[6])*t 0 0 ((-1 + (3*I)*Sqrt[3])*U)/4 (I/2)*Sqrt[3]*t