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A018239 as a simple table

n a(n)
1 2
2 3
3 7
4 31
5 211
6 2311
7 200560490131
8 1719620105458406433483340568317543019584575635895742560438771105058321655238562613083979651479555788009994557822024565226932906295208262756822275663694111 

[2,3,7,31,211,2311,200560490131,
 17196201054584064334833405683175430195845756358957\
 42560438771105058321655238562613083979651479555788\
 00999455782202456522693290629520826275682227566369\
 4111]

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Last modified May 25 09:21 EDT 2013. Contains 225646 sequences.