%I #18 Mar 01 2019 20:09:01
%S 21,15,35,30,21,27,80,201,260,210,204,150,135,158,152,161,167,141,201,
%T 231,281,152,231,204,251,201,261,140,179,311,323,315,317,231,351,215,
%U 146,350,351,317,156,300,251,261,356,240,269,165,176,396,221,231,371,231,225,201,225,281,216,210,210,327,395,275,252,255
%N Smallest factor i of any factorization used in the definition of A014575(n).
%D C. A. Pickover, "Vampire Numbers." Ch. 30 in Keys to Infinity. New York: Wiley, pp. 227-231, 1995.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/VampireNumber.html">Vampire Number.</a>
%p # print d, not a, in the program of A014575 - _R. J. Mathar_, Jul 15 2016
%Y The following sequences are all closely related: A020342, A014575, A080718, A048936, A144563.
%Y Cf. A048934, ..., A048939.
%K nonn,base
%O 1,1
%A _Eric W. Weisstein_
%E Edited by _N. J. A. Sloane_, Jan 03 2009
%E More terms from _R. J. Mathar_, Jul 15 2016
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