@Rusp:
77d777 = (361+741+480+578+312+78+132+547+722+723+678+413+37+143+554+46+223+281+540+222+349+28+175+261+183+32+103+371+423+587+439+403+234+703+772+354+210+516+569+527+485+657+374+37+229+681+457+189+301+210+165+370+45+734+20+588+341+280+528+690+553+203+477+643+596+421+498+83+341+131+699+429+617+90+122+145+453) = 28932