%I A122530
%S A122530 1,2,1,3,4,3,2,5,4,3,2,6,5,4,7,6,8,7,6,5,4,9,8,7,6,10,9,8,11,10,12,11,
%T A122530 10,9,8,7,13,12,11,10,9,14,13,12,11,15,14,13,12,11,10,9,16,15,14,13,12,
%U A122530 11,17,16,15,14,13,12,11,10,18,17,16,15,14,13,12,19,18,17,16,15,14,20
%N A122530 Decreasing runs. The size of each run is given by the sequence itself. 
               First run starts with "1", second with "2", third with "3", fourth 
               with "4", etc.
%C A122530 Terms computed by Gilles Sadowski
%e A122530 S is the sequence and R is the size of each run:
%e A122530 S=1,2,1,3,4,3,2,5,4,3,2,6,5,4,7,6,8,7,6,5,4,9,8,7,6,10,9,8,11,10...
%e A122530 S=1,(2,1),(3),(4,3,2),(5,4,3,2),(6,5,4),(7,6),(8,7,6,5,4)...
%e A122530 R=1 2 1 3 4 3 2 5... = sequence S
%Y A122530 Sequence in context: A059126 A059128 A050273 this_sequence A022466 A144254 
               A133310
%Y A122530 Adjacent sequences: A122527 A122528 A122529 this_sequence A122531 A122532 
               A122533
%K A122530 base,easy,nonn
%O A122530 1,2
%A A122530 Eric Angelini (eric.angelini(AT)kntv.be), Sep 17 2006