login
A017925
Powers of sqrt(7) rounded down.
2
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
OFFSET
0,2
LINKS
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: A182197 A022726 A192873 * A030236 A074141 A122931
KEYWORD
nonn
STATUS
approved