Search: id:A072789 Results 1-1 of 1 results found. %I A072789 %S A072789 1,2,2,3,3,3,4,3,4,4,4,4,3,4,5,4,5,4,4,4,5,5,5,4,4,5,5,5,5,5,5,5,5,5,5, %T A072789 4,5,4,6,5,5,6,5,5,6,5,6,6,5,5,5,6,6,5,6,5,6,6,6,6,6,6,6,6,5,5,5,5,5,6, %U A072789 6,6,6,7,5,6,5,6,6,6,7,6,6,7,5,6,7,7,6,6,6,5,6,7,6,7,7,6,6,7,7,7,6,5,5 %N A072789 The size of the parenthesizations obtained with the global ranking/unranking scheme presented in A072787-A072788. %C A072789 To get a cleaner looking table, the term a(0)=0 is not listed here. %Y A072789 A072790(n) gives the maximum position where the value n occurs. See the comment at A072787. Same triangle computed modulo 2: A072792. %Y A072789 Sequence in context: A051776 A073734 A062558 this_sequence A126302 A134674 A000121 %Y A072789 Adjacent sequences: A072786 A072787 A072788 this_sequence A072790 A072791 A072792 %K A072789 nonn,tabl %O A072789 1,2 %A A072789 Antti Karttunen Jun 12 2002 Search completed in 0.001 seconds