Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #18 Aug 22 2021 09:21:18
%S 0,1,2,3,4,5,6,7,8,9,18,19,27,28,29,36,37,38,39,45,46,47,48,49,54,55,
%T 56,57,58,59,63,64,65,66,67,68,69,72,73,74,75,76,77,78,79,82,83,84,85,
%U 86,87,88,89,163,164,165,166,167,168,169,170,173
%N Numbers whose base-9 representation Sum_{i=0..m} d(i)*9^i has d(m) > d(m-1) < d(m-2) > ...
%Y Cf. A007095.
%Y Different from A032888.
%Y Cf. A032858..A032865 for bases 3..10.
%Y Cf. A306106..A306111 and A297147 for bases 3..9 and 10.
%K nonn,base
%O 1,3
%A _Clark Kimberling_
%E a(1)=0 inserted by _Georg Fischer_, Dec 18 2020