A094981 a(n) = floor(9^n/4^n).
1, 2, 5, 11, 25, 57, 129, 291, 656, 1477, 3325, 7481, 16834, 37876, 85222, 191751, 431439, 970739, 2184164, 4914369, 11057332, 24878997, 55977744, 125949925, 283387333, 637621500, 1434648375, 3227958844, 7262907400, 16341541651
Offset: 0
Links
- Vincenzo Librandi, Table of n, a(n) for n = 0..1000
Programs
-
Magma
[Floor(9^n / 4^n): n in [0..40]]; // Vincenzo Librandi, Sep 08 2011
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Mathematica
Table[ Floor[(9/4)^n], {n, 0, 30}] -
Maxima
A094981(n):=floor(9^n/4^n)$ makelist(A094981(n),n,0,60); /* Martin Ettl, Oct 25 2012 */