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A130890
Number of terms of
A061681
having length = n in decimal representation.
1
4, 23, 281, 2825, 28287, 282890, 2828964, 28289682, 282896825
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OFFSET
1,1
COMMENTS
A055642
(a(n)) = n; a(n) /
A130901
(n) --> 1.
LINKS
Table of n, a(n) for n=1..9.
EXAMPLE
a(1)=#{1,2,4,8}=4;
a(2)=#{16,17,18,19,20,22,24,26,28,30,33,36,39,42,46,50,55,60,66,72,79,86,94}=23.
CROSSREFS
Sequence in context:
A234595
A327367
A303652
*
A219932
A266919
A219464
Adjacent sequences:
A130887
A130888
A130889
*
A130891
A130892
A130893
KEYWORD
nonn
,
base
,
more
AUTHOR
Reinhard Zumkeller
, Jun 08 2007
STATUS
approved
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Last modified May 6 18:59 EDT 2024. Contains 372297 sequences. (Running on oeis4.)