%I #13 Jul 23 2023 15:44:05
%S 0,0,0,0,0,1,1,0,0,0,1,0,0,0,0,0,1,1,1,0,0,1,1,1,1,1,2,1,1,1,1,0,1,1,
%T 1,0,0,1,1,0,0,0,1,1,1,1,1,0,1,1,1,0,0,1,1,0,0,0,1,0,0,0,0,0,1,1,1,1,
%U 1,2,2,1,1,1,2,1,1,1,1,0,1,1,1,0,0,1,1,1,1,1
%N Number of i such that d(i) < d(i-1), where Sum_{i=0..m} d(i)*4^i is the base-4 representation of n.
%p A037802 := proc(n)
%p a := 0 ;
%p dgs := convert(n,base,4);
%p for i from 2 to nops(dgs) do
%p if op(i,dgs)<op(i-1,dgs) then
%p a := a+1 ;
%p end if;
%p end do:
%p a ;
%p end proc: # _R. J. Mathar_, Oct 15 2015
%Y Cf. A037819.
%K nonn,base
%O 1,27
%A _Clark Kimberling_
%E Sign in Name corrected by _R. J. Mathar_, Oct 15 2015