A066914 - OEIS

A066914

Integers of the form (2^(n^3)+1)/(2^(n^2)+1).

1, 261633, 1267650562449298664439414784001, 31828687130226288558838390973198420728675356591453158479231648944377496480115651397025793

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OFFSET

1,2

COMMENTS

If n is odd (2^(n^3)+1)/(2^(n^2)+1) is an integer.

LINKS

PROG

(PARI) lista(nn) = {for (n = 1, nn, if (type(v = (2^(n^3)+1)/(2^(n^2)+1)) == "t_INT", print1(v, ", ")); ); } \\ Michel Marcus, Nov 20 2013

CROSSREFS

KEYWORD

nonn

AUTHOR

STATUS

approved