



1, 1, 5, 1, 5, 5, 25, 1, 5, 5, 25, 5, 25, 25, 125, 1, 5, 5, 25, 5, 25, 25, 125, 5, 25, 25, 125, 25, 125, 125, 625, 1, 5, 5, 25, 5, 25, 25, 125, 5, 25, 25, 125, 25, 125, 125, 625, 5, 25, 25, 125, 25, 125, 125, 625, 25, 125, 125, 625, 125, 625, 625, 3125, 1, 5, 5, 25, 5, 25, 25, 125, 5
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OFFSET

1,3


LINKS

Table of n, a(n) for n=1..72.


EXAMPLE

Contribution from Omar E. Pol, Jul 21 2009: (Start)
If written as a triangle:
1;
1,5;
1,5,5,25;
1,5,5,25,5,25,25,125;
1,5,5,25,5,25,25,125,5,25,25,125,25,125,125,625;
1,5,5,25,5,25,25,125,5,25,25,125,25,125,125,625,5,25,25,125,25,125,125,625,...
(End)


CROSSREFS

Essentially A151779/6.
Cf. A048896, A147610, A151783.
Cf. A000351. [From Omar E. Pol, Jul 21 2009]
Sequence in context: A198366 A162797 A087232 * A054244 A093562 A081774
Adjacent sequences: A151777 A151778 A151779 * A151781 A151782 A151783


KEYWORD

nonn


AUTHOR

N. J. A. Sloane, Jun 25 2009


STATUS

approved



