%I A065400
%S A065400 3,65,7655,1636439,742729679,657497877119,534282568283519
%N A065400 a(n) is the greatest integer m such that (1) written in factorial base 
               it is also readable as if it is in base n and (2) this base n value 
               is greater than or equal to m.
%H A065400 Dr. Math, <a href="http://mathforum.org/dr.math/problems/leonard.11.02.01.html">
               Factorial base and base 10</a>
%e A065400 We have 2221 in base 3 is equal to 79 and in factorial base is equal 
               to 65. There is no greater number in factorial base such that its 
               base 3 interpretation is greater than the number itself. So a(3)=65.
%Y A065400 Cf. A065399
%Y A065400 Sequence in context: A012804 A012837 A036778 this_sequence A091470 A028567 
               A003359
%Y A065400 Adjacent sequences: A065397 A065398 A065399 this_sequence A065401 A065402 
               A065403
%K A065400 nonn
%O A065400 2,1
%A A065400 Floor van Lamoen (fvlamoen(AT)hotmail.com), Nov 05 2001