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a(n)^6 is smallest sixth power beginning with n.
9

%I #14 Jan 30 2017 11:11:00

%S 0,1,8,18,4,9,2,3,21,46,10,7,33,49,23,5,16,11,35,24,77,36,53,115,17,

%T 37,8,55,81,12,26,121,83,263,18,39,124,85,27,271,4,127,59,87,188,189,

%U 6,19,13,89,131,61,132,9,42,133,62,134,197,29,92,292,63,43,2,201,137,202,64,138

%N a(n)^6 is smallest sixth power beginning with n.

%H Seiichi Manyama, <a href="/A018874/b018874.txt">Table of n, a(n) for n = 0..10000</a>

%F a(n^6) = n for n >= 0. - _Seiichi Manyama_, Jan 30 2017

%Y Cf. A018851 (k=2), A018852 (k=3), A018853 (k=4), A018872 (k=5), this sequence (k=6), A018876 (k=7), A018878 (k=8), A018880 (k=9), A018882 (k=10).

%K nonn,base

%O 0,3

%A _David W. Wilson_

%E Added initial 0. - _Seiichi Manyama_, Jan 30 2017