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Easy sequence (Posted on 2016-09-20) Difficulty: 1 of 5
2, 3, 8, 19, 46, ?...

No Solution Yet Submitted by Math Man    
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formula Comment 2 of 2 |
S(n) = 2*S(n-1) + S(n-2)
for the 3rd element onward.
{S(1), S(2)} are simply defined as {2,3}

  Posted by Larry on 2020-04-05 11:04:52
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