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4,36,25,196,121,?

• ans: 6766
  
  4,36,25,196,121
  
  =>2^2,6^2,5^2,13^2,11^2
  
  2^2=4
  --------------------> (5+1)^2
  ((2*2)+1)^2=5^2
  --------------------->(11+2)^2
  ((5*2)+1)^2=11^2
  --------------------->(23+3)^2
  ((11*2)+1)^2=23^2
  
  
  =>2^2,6^2,5^2,13^2,11^2,26^2,23^2
• 11 years agoHelpfull: Yes(0) No(3)