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a(n) = n-th squarefree number beginning with n.
1

%I #6 Dec 05 2013 19:55:54

%S 1,21,31,46,57,67,78,803,905,1002,1103,1213,1307,1409,1511,1618,1717,

%T 1822,1915,2021,2119,2226,2323,2433,2531,2630,2734,2834,2931,3035,

%U 3135,3242,3341,3445,3545,3655,3749,3847,3946,4055,4154,4261,4355,4463,4562

%N a(n) = n-th squarefree number beginning with n.

%Y Cf. A077336, A077677, A077678, A077679, A077680, A077681, A077682, A077683, A077684, A077685.

%K base,nonn

%O 1,2

%A _Amarnath Murthy_, Nov 16 2002

%E More terms from _Sascha Kurz_, Jan 28 2003