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%I
%S 1,1,1,5,13,13,13,77,77,333,845,1869,3917,8013,8013,24397,57165,
%T 122701,122701
%N Arises in study of A000587.
%D De Angelis, Valerio, and Dominic Marcello. "Wilf′s Conjecture." The American Mathematical Monthly 123.6 (2016): 557-573. (Note a(14) has a typo.)
%Y Cf. A000587, A274301.
%K nonn,more
%O 0,4
%A _N. J. A. Sloane_, Jun 20 2016
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