2,6,30,60,130,221...tell 8th digit in series?? Choose the correct choice from the following choices.
A) 458
B) 504
C) 524
D) 534
E) 621
in this series   T(n)=n^3+/- n   + for odd n and - for even n   n=1 T(n)=1+1= 
<gadget id="calculator">1+1</gadget>
<output>2</output>
2   n=2 T(n)=8-2= 
<gadget id="calculator">8-2</gadget>
<output>6</output>
6   n=3 T(n)=27+3   n=4 T(n)=64-4= 
<gadget id="calculator">64-4</gadget>
<output>60</output>
60   n=5 T(n)=125+5= 
<gadget id="calculator">125+5</gadget>
<output>130</output>
130   n=6 T(n)=216-6= 
<gadget id="calculator">216-6</gadget>
<output>210</output>
210   n=7 T(n)=343+7= 
<gadget id="calculator">343+7</gadget>
<output>350</output>
350   n=8 T(n)=512-8= 
<gadget id="calculator">512-8</gadget>
<output>504</output>
504   ANSWER:504
<result>B</result>
2,6,30,60,130,221...tell 8th digit in series??