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a(n) = A075443(A075451(n)).
1

%I #3 Mar 20 2015 17:08:57

%S 0,0,1,25,33,101,97,247,243,417,1007,1095,1603,1997,2143,2201,3123,

%T 3069,4103,4781,4933,6959,8411,8153,11839,11711,14173,12725,16297,

%U 18097,20431,23427,22301,25847,28789,26341,33449,33209,35933

%N a(n) = A075443(A075451(n)).

%Y Cf. A075443.

%K nonn

%O 1,4

%A Michele Dondi (bik.mido(AT)tiscalinet.it), Sep 18 2002