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%I #4 Jun 09 2023 21:37:45
%S 100,100,99,96,95,90,84,80,72,70,66,60,52,42,30,16,0
%N Count backwards from 100 in steps modulo n.
%F a(n) = a(n-1)-(a(n-1 mod n), a(1)=100.
%e a(4) = 96 because a(3) = 99, 99 == 3 mod 4 and a(4) = 99 - 3 = 96.
%Y Cf. A115020.
%K easy,fini,full,nonn
%O 1,1
%A _Zak Seidov_, Feb 28 2006
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