Assembly – Can not enter the forum

Stack Exchange and masm32 are my 2 favorite sites to deepen my knowledge of assembler. It's easy to do a search on stackexchange, but I can not do it in the forum of ( .php? action = search2), several questions must be answered
I can not find the answer to the following question: What are the next 2 digits?
I tried 3 4 three for 13 14 thirteen … etc I can not find the answer.
who can help me