Search: id:A050227
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%I A050227
%S A050227 1,3,1,7,3,1,15,8,3,1,31,19,8,3,1,63,43,20,8,3,1,127,94,47,20,8,3,1,
%T A050227 255,201,107,48,20,8,3,1,511,423,238,111,48,20,8,3,1,1023,880,520,251,
%U A050227 112,48,20,8,3,1,2047,1815,1121,558,255,112,48,20,8,3,1,4095,3719
%N A050227 Triangle of number of n-tosses having a run of r or more heads for a 
               fair coin with r=1 to n across and n=1, 2, ... down.
%D A050227 Feller, W. An Introduction to Probability Theory and Its Application, 
               Vol. 1, 2nd ed. New York: Wiley, p. 300, 1968.
%H A050227 T. D. Noe, <a href="b050227.txt">Rows n=1..100 of triangle, flattened</
               a>
%H A050227 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               CoinTossing.html">Link to a section of The World of Mathematics.</
               a>
%H A050227 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               Run.html">Link to a section of The World of Mathematics.</a>
%e A050227 1; 3,1; 7,3,1; 15,8,3,1; ...
%Y A050227 Cf. A008466.
%Y A050227 Cf. A050231, A050232, A050233
%Y A050227 Sequence in context: A133115 A104797 A130330 this_sequence A135540 A161942 
               A053092
%Y A050227 Adjacent sequences: A050224 A050225 A050226 this_sequence A050228 A050229 
               A050230
%K A050227 nonn,nice,tabl
%O A050227 1,2
%A A050227 Eric Weisstein (eric(AT)weisstein.com)

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