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Numbers k such that no extremal Groemer packing of k circles exists.
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%I #12 Aug 04 2021 02:05:09

%S 121,163,211,235,265,292,325,355,391,424,463,499,541,580,625,667,706,

%T 715,760,802,811,859,904,913,955,964

%N Numbers k such that no extremal Groemer packing of k circles exists.

%D G. Wegner, Extremale Groemerpackungen, Studia Scient. Math. Hungar., 19 (1984), 299-302.

%K nonn,more

%O 1,1

%A _N. J. A. Sloane_