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Table 1

Model parameters.

Type Name Values Fix/Free

sup Mass supply rate 1 Myr-1 free
tsup Time supply in years 108 yr free
tmax Maximum time for iteration 109 yr free
Σhost Host surface density of gas 104Mpc-2 free
α Viscosity coefficient 1 free
γ Gas surface density power law exponent 1 fix
MBH,seed Black-hole seed 103M free
tSN Average life time of massive stars 106 yr free
fSN SN rate per solar mass of formed stars 7.9 × 10-3 fix
ηSN SN heating efficiency 0.1 fix
ESN Thermal energy by core-collapse SN 1051 erg/s fix
cs Sound speed 1 km s-1 fix
fGMC Fraction of molecular clouds 0.5 fix
Q Toomre parameter 1 fix
Ψ Dependent on fGMC and Q 0.1224 fix

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