%I
%S 1,2,4,6,3,8,9,10,12,5,14,15,16,18,20,21,7,22,24,25,11,26,27,28,30,32,
%T 33,34,35,13,36,38,39,40,42,44,45,46,48,17,49,50,51,52,54,55,56,57,58,
%U 60,19,62,63,64,65,66,68,69,70,72,74,75,76,23,77,78,80,81
%N a(n) is the length of the nth chunk of nonprimes in this sequence, the chunks being separated by primes; lexicographically least such sequence (starting with a nonprime).
%C This is a permutation of the positive integers. See A232805 for the variant starting with a prime.
%H M. F. Hasler, in reply to E. Angelini, <a href="http://list.seqfan.eu/pipermail/seqfan/2013November/012029.html">Selfdescribing chunks of primes</a>, SeqFan list, Nov 30 2013
%o (PARI) {N > my(a=[1],c=1,i=1,p=1); while(#a<N, a=concat(a,p=nextprime(p+1));for(j=1,a[i++], while(isprime(c++),); a=concat(a,c));a}
%K nonn
%O 1,2
%A _M. F. Hasler_, Nov 30 2013
