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%I #7 Mar 30 2012 17:34:55
%S 9,27,4,8,32,214375,16,72,25,2197,3136,512,49,30459375,64,144,529,243,
%T 100,21316,1352,100489,648,1024,169,11907,196,1000,36992,6889,392,288,
%U 12967201,899236854961,324,900,117649,3125,10648,2744,841,518436000667
%N a(n) is the least k such that k-n and k are adjacent powerful numbers.
%C Sister sequence of a(n)-n is given by A103954.
%C a(105) > 10^22. - Donovan Johnson, Nov 19 2011
%H Donovan Johnson, <a href="/A103955/b103955.txt">Table of n, a(n) for n = 1..104</a>
%Y Cf. A001694, A103952, A074954, A103954, A023056.
%K nonn
%O 1,1
%A _Max Alekseyev_, Feb 22 2005
%E Offset corrected by _Donovan Johnson_, Nov 19 2011
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