A017925 - OEIS

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A017925

Powers of sqrt(7) rounded down.

1, 2, 7, 18, 49, 129, 343, 907, 2401, 6352, 16807, 44467, 117649, 311269, 823543, 2178889, 5764801, 15252229, 40353607, 106765608, 282475249, 747359260, 1977326743, 5231514822, 13841287201, 36620603758 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	LINKS	`Vincenzo Librandi, Table of n, a(n) for n = 0..1000`
	MATHEMATICA	`Floor[(Sqrt[7])^Range[0, 40]] (* Vincenzo Librandi, Nov 20 2011 *)`
	PROG	`(PARI) a(n)=sqrtint(7^n) \\ Charles R Greathouse IV, Nov 18 2011` `(MAGMA) [Floor(Sqrt(7^n)): n in [0..40]]; // Vincenzo Librandi, Nov 20 2011`
	CROSSREFS	`Sequence in context: A072338 A022726 A192873 * A030236 A074141 A122931` `Adjacent sequences: A017922 A017923 A017924 * A017926 A017927 A017928`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 19:15 EST 2012. Contains 205852 sequences.