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A151780 5^{wt(n)-1}. 5
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 (list; graph; refs; listen; history; text; internal format)
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

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Last modified October 15 09:22 EDT 2019. Contains 328026 sequences. (Running on oeis4.)