%I A143653
%S A143653 0,81,15625,117649,81,2384185791015625,549755813888,2097152,390625,
%T A143653 24137569,274877906944,32768,3909821048582988049,148035889,59049,
%U A143653 549755813888,81,10367793076318844190248738727596255138212949486449
%N A143653 (0, 1, 2, 3, 2^2, 5, 2*3, 7, 2^3, 3^2, 2*5, 11, 2^2*3, 13,..) becomes 
               (0^(1*2), 3^(2*2), 5^(2*3), 7^(2*3), 3^(2*2), 5^(11*2), 2^(3*13),
               ..).
%e A143653 0^(1*2)=0^2=0=a(1).
%e A143653 3^(2*2)=3^4=81=a(2).
%e A143653 5^(2*3)=5^6=15625=a(3).
%e A143653 7^(2*3) =7^6=117649=a(4).
%e A143653 3^(2*2)=3^4=81=a(5).
%e A143653 5^(11*2)=5^22=2384185791015625=a(6).
%e A143653 2^(3*13) =2^39=549755813888=a(7).
%e A143653 2^(7*3)=2^21=2097152=a(8), etc.
%Y A143653 Cf. A141269, A141270.
%Y A143653 Sequence in context: A053905 A143005 A017104 this_sequence A116007 A013829 
               A100533
%Y A143653 Adjacent sequences: A143650 A143651 A143652 this_sequence A143654 A143655 
               A143656
%K A143653 nonn
%O A143653 1,2
%A A143653 Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Nov 01 2008
%E A143653 a(6), a(11) corrected, extended by R. J. Mathar, (mathar(AT)strw.leidenuniv.nl), 
               Nov 06 2008