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A006264 Diagonal length function.
(Formerly M3223)

%I M3223

%S 0,0,1,1,4,4,4,4,5,5,5,5,5,5,5,5,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,9,9,

%T 9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,10,10,10,

%U 10,10,10,10,10,10,10

%N Diagonal length function.

%D Edward M. Reingold and Xiao Jun Shen, More nearly optimal algorithms for unbounded searching. I. The finite case, SIAM J. Comput. 20 (1991), no. 1, 156-183.

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

%K nonn

%O 0,5

%A _N. J. A. Sloane_.

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Last modified August 3 08:53 EDT 2020. Contains 336197 sequences. (Running on oeis4.)