Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 29°C. We apply continuously 152°C heat to the field 0x0
What is the temperature (rounded to whole numbers) in the field 6x7 after 122 iterations according to the Gauss-Seidel iteration

Field in the beginning

29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929

Field after 4 iterations (rounded after 4th iteration)

185663017131110973
6650342521191815126
3034312825242220158
1725282827262522179
1321252728272724189
11192426272827241810
1018222527272624189
915202224242421158
712151718181815116
36899109863

Temperature in field 6x7 after 122 iterations: