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Number of translation planes of order q, q = prime power.
(Formerly M0083)
0

%I M0083 #18 Dec 17 2021 11:20:02

%S 1,1,1,1,1,1,2,1,1,8,1,1,1,21,7,1,1

%N Number of translation planes of order q, q = prime power.

%D R. Mathon and Gordon Royle, "Classification of the translation planes of order 49", Designs, Codes and Cryptography, 5 (1995), no. 1, 57-72.

%D T. G. Ostrom, Finite Translation Planes, Lect. Notes Math. 158, 1970.

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

%K nonn,hard,nice

%O 1,7

%A _N. J. A. Sloane_