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A134849 Number of nonzero digits in A134847(n). 6

%I

%S 3,3,3,4,4,4,4,5,5,4,6,6,6,7,6

%N Number of nonzero digits in A134847(n).

%C a(26)=18

%H J. Browkin, <a href="http://www.impan.gov.pl/Kryptologia/GROEB1.pdf">Groebner basis</a>.

%Y Cf. A134843, A134844, A134845, A134846.

%K nonn,base

%O 1,1

%A _Artur Jasinski_, Nov 13 2007

%E a(11)-a(15) from _Lars Blomberg_, Jun 25 2011

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Last modified August 15 12:50 EDT 2020. Contains 336501 sequences. (Running on oeis4.)