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A006269 formatted as a simple table:

n a(n)
0 5
1 140
2 2744420
3 20670535451567121260
4 8831921094058107711185956797335984862612406515067837739780

[5,140,2744420,20670535451567121260,
 8831921094058107711185956797335984862612406515067837739780]

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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