Search: id:A055851
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%I A055851
%S A055851 0,1,4,9,25,100,729,2401,9604,71289,235225,940900,6985449,23049601,
%T A055851 92198404,684502569
%N A055851 a(n) and floor[a(n)/6] are both squares; i.e. squares which remain squares 
               when written in base 6 and last digit is removed.
%e A055851 a(5) = 100 because 100 = 10^2 = 244 base 6 and 24 base 6 = 16 = 4^2
%Y A055851 Cf. A023110.
%Y A055851 Sequence in context: A028400 A117678 A167045 this_sequence A025494 A087374 
               A081948
%Y A055851 Adjacent sequences: A055848 A055849 A055850 this_sequence A055852 A055853 
               A055854
%K A055851 base,nonn
%O A055851 0,3
%A A055851 Henry Bottomley (se16(AT)btinternet.com), Jul 14 2000

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