login
a(n) = n^(number of decimal digits of n).
1

%I #6 Sep 18 2015 03:48:18

%S 0,1,2,3,4,5,6,7,8,9,100,121,144,169,196,225,256,289,324,361,400,441,

%T 484,529,576,625,676,729,784,841,900,961,1024,1089,1156,1225,1296,

%U 1369,1444,1521,1600,1681,1764,1849,1936,2025,2116,2209,2304,2401,2500,2601

%N a(n) = n^(number of decimal digits of n).

%F a(n) = n^A055642(n). - _R. J. Mathar_, Dec 12 2007

%p A055642 := proc(n) max(1,ilog10(n)+1) ; end: A135295 := proc(n) n^A055642(n) ; end: seq(A135295(n),n=0..60) ; # _R. J. Mathar_, Dec 12 2007

%K base,easy,nonn

%O 0,3

%A _Giovanni Teofilatto_, Dec 04 2007, Dec 05 2007

%E Corrected and extended by _R. J. Mathar_, Dec 12 2007