%I A077156
%S A077156 1,2,4,3,5,6,8,7,11,13,9,10,12,17,19,23,29,14,15,16,18,31,37,41,43,47,
%T A077156 20,21,22,24,25,53,59,61,67,71,73,26,27,28,30,32,33
%N A077156 a(0) = 1, followed by next n primes followed by next n composite numbers.
%C A077156 A permutation of the natural numbers.
%Y A077156 Cf. A077157.
%Y A077156 Sequence in context: A095689 A083194 A105366 this_sequence A132948 A102569 
               A132949
%Y A077156 Adjacent sequences: A077153 A077154 A077155 this_sequence A077157 A077158 
               A077159
%K A077156 easy,nonn
%O A077156 0,2
%A A077156 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Oct 31 2002