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A113036 Number of solutions to +- 1 +- 2 +- .. +- n = 2. +0
1
0, 0, 1, 2, 0, 0, 8, 13, 0, 0, 69, 123, 0, 0, 719, 1313, 0, 0, 8215, 15260, 0, 0, 99774, 187615, 0, 0, 1264854, 2399207, 0, 0, 16544234, 31587644, 0, 0, 221625505, 425313967, 0, 0, 3025271756, 5829531261, 0, 0, 41929052284, 81066732018, 0 (list; graph; listen)
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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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