



1, 2, 2, 5, 2, 5, 5, 14, 2, 5, 5, 14, 5, 14, 14, 41, 2, 5, 5, 14, 5, 14, 14, 41, 5, 14, 14, 41, 14, 41, 41, 122, 2, 5, 5, 14, 5, 14, 14, 41, 5, 14, 14, 41, 14, 41, 41, 122, 5, 14, 14, 41, 14, 41, 41, 122, 14, 41, 41, 122, 41, 122, 122, 365, 2, 5, 5, 14
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OFFSET

0,2


COMMENTS

Rows of A079318 when written as a triangle converge to this sequence.


LINKS

Table of n, a(n) for n=0..67.


FORMULA

a(n) = A151712(n)/2.


EXAMPLE

If written as a triangle:
1;
2;
2,5;
2,5,5,14;
2,5,5,14,5,14,14,41;
2,5,5,14,5,14,14,41,5,14,14,41,14,41,41,122;


MATHEMATICA

a048883[n_] := 3^DigitCount[n, 2, 1];
a[n_] := (a048883[n] + 1)/2;
Array[a, 70, 0] (* JeanFrançois Alcover, Nov 15 2017 *)


CROSSREFS

Cf. A048883, A079314, A079318, A151712.
Sequence in context: A292146 A334685 A101910 * A093660 A093663 A319895
Adjacent sequences: A162781 A162782 A162783 * A162785 A162786 A162787


KEYWORD

nonn


AUTHOR

Omar E. Pol, Jul 19 2009, Jul 23 2009


EXTENSIONS

More terms from Max Alekseyev, Feb 23 2012


STATUS

approved



