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Deficit in peeling rinds.
(Formerly M1829)
0

%I M1829 #17 Aug 15 2021 05:09:16

%S 1,2,8,18,55,138,470,1164,4055,10140,35609,89782,316513,803040

%N Deficit in peeling rinds.

%D R. K. Guy, Monthly unsolved problems 1969-1985, Amer. Math. Monthly, 92:10 (1985), 717-725. See p. 720.

%D Allen J. Schwenk, How many rinds can a finite sequence of pairs have?, pp. 713-739 of Y. Alavi et al., eds., Graph Theory, Combinatorics and Applications. Wiley, NY, 2 vols., 1991.

%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

%H R. K. Guy, <a href="/A005347/a005347_1.pdf">Letters to N. J. A. Sloane, 1986-88</a>

%K nonn,more

%O 1,2

%A _N. J. A. Sloane_, _R. K. Guy_