%I #6 Nov 29 2016 22:40:07
%S 0,2,2,0,2,3,0,0,1,0,2,1,0,1,2,0,0,0,0,2,1,0,1,2,0,0,0,0,1,1,0,2,1,0,
%T 0,0,0,1,2,1,2,3,2,1,0,2,1,0,1,1,0,0,1,0,1,1,0,0,1,0,0,1,0,2,1,0,1,3,
%U 2,2,2,2,2,0,1,2,2,2,2,2,0,0,2,3,1,2,3,2,1,0,1,2,0,0,0,0,0,1,0,1,0,0,0,0,0,2,2,0,0,0,0,0,0,0,1,1,0,0,2,0,0
%N a(n) = A276573(n) - A278517(n).
%H Antti Karttunen, <a href="/A278521/b278521.txt">Table of n, a(n) for n = 0..10028</a>
%F a(n) = A276573(n) - A278517(n).
%o (Scheme) (define (A278521 n) (- (A276573 n) (A278517 n)))
%Y Cf. A276573, A278517, A278518, A278522.
%K nonn
%O 0,2
%A _Antti Karttunen_, Nov 28 2016