Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 40°C. We apply continuously 154°C heat to the field 7x0
What is the temperature (rounded to whole numbers) in the field 6x6 after 33 iterations according to the Gauss-Seidel iteration

Field in the beginning

40404040404040404040
40404040404040404040
40404040404040404040
40404040404040404040
40404040404040404040
40404040404040404040
40404040404040404040
40404040404040404040
40404040404040404040
40404040404040404040

Field after 4 iterations (rounded after 4th iteration)

6912131833782187726
91620232842681026328
12202529334154624724
13222832354045463619
13233034373941393117
14243034373939362815
13233034363737342613
12212730323333292211
916202324252421158
5811121313131184

Temperature in field 6x6 after 33 iterations: