4 ms·

Works properly if you take out the 0 term: http://www.wolframalpha.com/input/?i=1,2,4,8,16,32,64,128,256,512 http://www.wolframalpha.com/input/?i=1,2,4,8,16,32,

• seven 17y ago
  This works with 0: http://www.wolframalpha.com/input/?i=0,1,2,4,8,16,32,64,128,256,512,1024 http://www.wolframalpha.com/input/?i=0,1,2,4,8,16,32,64,128,...
  • jriddycuz 17y ago
    Yes but in the recurrence relation, it said "for all n >= 1". I guess the additional term was the tipping point that let mathematica infer that the meat of the sequence was for n >= 1.