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A080150 Let m = Wonderful Demlo number A002477(n); a(n) = square of the sum of digits of m. 1

%I #17 Jul 23 2023 17:07:24

%S 1,16,81,256,625,1296,2401,4096,6561,6724,7225,8100,9409,11236,13689,

%T 16900,21025,26244,26569,27556,29241,31684,34969,39204,44521,51076,

%U 59049,59536,61009,63504,67081,71824,77841,85264,94249,104976,105625

%N Let m = Wonderful Demlo number A002477(n); a(n) = square of the sum of digits of m.

%C These numbers are themselves squares, their square roots being in A080151.

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/DemloNumber.html">Demlo Number</a>

%F a(n) = (A080151(n))^2.

%Y Cf. A080151, A002477.

%K nonn,base,easy

%O 1,2

%A _Eric W. Weisstein_, Jan 31 2003

%E Name corrected by _Robert Israel_, Aug 06 2019

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Last modified April 19 12:14 EDT 2024. Contains 371792 sequences. (Running on oeis4.)