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A005649 Expansion of (2 - e^x)^(-2).
(Formerly M1866) 		+0
13
1, 2, 8, 44, 308, 2612, 25988, 296564, 3816548, 54667412, 862440068, 14857100084, 277474957988, 5584100659412, 120462266974148, 2772968936479604, 67843210855558628, 1757952715142990612, 48093560991292628228, 1385244691781856307124 (list; graph; listen)
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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.

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