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A058464 formatted as a simple table:

n a(n)
1 4
2 7744
3 473344
4 73344434433347373773443373373444
5 447337374477734734334374744437444
6 437374344733334774447744773373477443344 

[4,7744,473344,73344434433347373773443373373444,
 447337374477734734334374744437444,
 437374344733334774447744773373477443344]

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

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