70. Inspired by fibonacci series sanket decided to create is own series which is 1,2,3,7,7,22,15,67,....

• 
  31
  is the answer
  
• 12 years agoHelpfull: Yes(5) No(2)
• 31...15*2+1
• 12 years agoHelpfull: Yes(1) No(0)
• 62
  break the series
  
• 12 years agoHelpfull: Yes(0) No(6)
• ans is
  31
• 12 years agoHelpfull: Yes(0) No(0)