+0  
 
+1
135
2
avatar

Please give the next 3 terms of the following sequence, and the formula used or explanation of the terms:
3, 12, 30, 60, 105, 168........ I thank you for any help.

Guest Apr 27, 2017
Sort: 

2+0 Answers

 #1
avatar+79894 
+1

 

The  nth term of the sequence  is given by :

 

(n) (n + 1) (n + 2)  / 2      

 

 

cool cool cool

CPhill  Apr 27, 2017
 #2
avatar
-1

Thank you CPhill.

Guest Apr 27, 2017

12 Online Users

avatar
We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners.  See details