SOLUTION: 3,6,7,-2

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Question 1041559: 3,6,7,-2
Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!

a%5Bn%5D%22%22=%22%226-n%28n-2%29%284n-13%29%2F3

a%5B1%5D%22%22=%22%226-1%281-2%29%284%2A1-13%29%2F3
a%5B1%5D%22%22=%22%226-1%28-1%29%284-13%29%2F3
a%5B1%5D%22%22=%22%226-1%28-1%29%28-9%29%2F3
a%5B1%5D%22%22=%22%226-1%289%29%2F3
a%5B1%5D%22%22=%22%226-9%2F3
a%5B1%5D%22%22=%22%226-3
a%5B1%5D%22%22=%22%223
---------------------------------
a%5Bn%5D%22%22=%22%226-n%28n-2%29%284n-13%29%2F3

a%5B2%5D%22%22=%22%226-2%282-2%29%284%2A2-13%29%2F3
a%5B2%5D%22%22=%22%226-2%280%29%288-13%29%2F3
a%5B2%5D%22%22=%22%226-0
a%5B2%5D%22%22=%22%226
---------------------------------
a%5Bn%5D%22%22=%22%226-n%28n-2%29%284n-13%29%2F3

a%5B3%5D%22%22=%22%226-3%283-2%29%284%2A3-13%29%2F3
a%5B3%5D%22%22=%22%226-3%281%29%2812-13%29%2F3
a%5B3%5D%22%22=%22%226-3%281%29%28-1%29%2F3
a%5B3%5D%22%22=%22%226%2B3%2F3
a%5B3%5D%22%22=%22%226%2B1
a%5B3%5D%22%22=%22%227
---------------------------------
a%5Bn%5D%22%22=%22%226-n%28n-2%29%284n-13%29%2F3

a%5B4%5D%22%22=%22%226-4%284-2%29%284%2A4-13%29%2F3
a%5B4%5D%22%22=%22%226-4%282%29%2816-13%29%2F3
a%5B4%5D%22%22=%22%226-4%282%29%283%29%2F3
a%5B4%5D%22%22=%22%226-4%282%29%281%29
a%5B4%5D%22%22=%22%226-8
a%5B4%5D%22%22=%22%22-2
---------------------------------
a%5Bn%5D%22%22=%22%226-n%28n-2%29%284n-13%29%2F3

a%5B5%5D%22%22=%22%226-5%285-2%29%284%2A5-13%29%2F3
a%5B5%5D%22%22=%22%226-5%285-2%29%2820-13%29%2F3
a%5B5%5D%22%22=%22%226-5%283%29%287%29%2F3
a%5B5%5D%22%22=%22%226-5%28cross%283%29%29%287%29%2Fcross%283%293
a%5B5%5D%22%22=%22%226-5%287%29
a%5B5%5D%22%22=%22%226-35
a%5B5%5D%22%22=%22%22-29


3,6,7,-2,-29,-82,-169,-298,-477,-714,-1017,-1394,-1853,
-2402,-3049,-3802,-4669,-5658,-6777,-8034,-9437,-10994,...

Edwin