What number should replace the question mark in this series?
13 44 88 176 847 ? Choose the correct answer:
A) 1495	B) 1595	C) 1695	D) 1458	E) 1795
First number is 13. Second number is 13+31= 
<gadget id="calculator">13+31</gadget>
<output>44</output>
44. Third number is   44+44= 
<gadget id="calculator">  44+44</gadget>
<output>88</output>
88. Fourth number is 88+88= 
<gadget id="calculator">88+88</gadget>
<output>176</output>
176. Fifth number is   176+671= 
<gadget id="calculator">  176+671</gadget>
<output>847</output>
847. So, next number is  847+748= 
<gadget id="calculator"> 847+748</gadget>
<output>1_595</output>
1595   ANSWER:1595
<result>B</result>
What number should replace the question mark in this series?
13 44 88 176 847 ?