%I A144122
%S A144122 0,1,4,1679616,9,120
%N A144122 (1, 2, 3, 2^2, 5, 2*3, 7, 2^3, 3^2, 2*5, 11, 2^2*3, 13,..) becomes (0, 
               1, 4, 6^8, 9, 10*12, 14, 15^16, 18^20, 21*22, 24, 25^26*27, 28, ..).
%e A144122 6^8=1679616=a(4).
%e A144122 9=a(5).
%e A144122 10*12=120=a(6),
%e A144122 etc.
%Y A144122 Cf. A141468, A141186, A143677.
%Y A144122 Sequence in context: A124119 A090096 A046362 this_sequence A058424 A065248 
               A116141
%Y A144122 Adjacent sequences: A144119 A144120 A144121 this_sequence A144123 A144124 
               A144125
%K A144122 nonn
%O A144122 1,3
%A A144122 Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Nov 17 2008