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%I #18 Sep 21 2020 07:06:16
%S -1,1,-1,5,49,449,6131,25129,257825,2797409,97602559,1520338841,
%T 25975583789,245725626145,959689963259,22900048571009,
%U 1865034074530801,48689863762892609,1021947714097845815
%N a(n) = A060178(n) - A060015(n).
%Y Cf. A060014, A060015, A060178.
%K sign
%O 1,4
%A Russell Walsmith (russw(AT)lycos.com), Aug 10 2004
%E More terms from _Vladeta Jovovic_, Aug 10 2004
%E Shorter name from _Joerg Arndt_, Sep 21 2020
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