| Base 5.................decimal
0.........................0
3.........................3
33.......................18
333......................93
3333....................468
33333..................2343
333333................11718
3333333...............58593
33333333.............292968
etc....................etc...
For n=1, a(1)=5*0+3=3; n=2, a(2)=5*3+3=18; n=3, a(3)=5*18+3=93 [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Sep 30 2010]
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