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A224539 Number of pairs of elements of the full transformational monoid T_n  on {1,...,n} which generate a synchronizing monoid. 1

%I

%S 1,12,549,51520,8063385,1871446896

%N Number of pairs of elements of the full transformational monoid T_n on {1,...,n} which generate a synchronizing monoid.

%C This is an analog for T_n of sequence A071605 (or A040175) for the symmetric group S_n.

%D P. J. Cameron, Dixon's theorem and random synchronization, Discrete Math., 313 (2013), 1233-1246. (a(1)-a(6) were computed by _James Mitchell_.)

%Y Cf. A040175, A071605.

%K nonn,more

%O 1,2

%A _N. J. A. Sloane_, Apr 29 2013

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Last modified May 21 19:31 EDT 2019. Contains 323444 sequences. (Running on oeis4.)