OFFSET
0,2
COMMENTS
All terms are both perfect cubes and numbers of the form n^n. - William Boyles, Jul 31 2015
FORMULA
a(n) = A000312(3*n). - Michel Marcus, Jul 31 2015
MATHEMATICA
Join[{1}, Table[(3 n)^(3 n), {n, 15}]] (* Vincenzo Librandi, Aug 01 2015 *)
PROG
(Magma) [(3*n)^(3*n): n in [0..12]]; // Vincenzo Librandi, Aug 01 2015
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jul 05 2003
STATUS
approved