OFFSET
0,2
COMMENTS
Hankel transform of A131521.
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..30
MATHEMATICA
Table[10^n * 9^(n^2), {n, 0, 10}] (* G. C. Greubel, Oct 09 2016 *)
PROG
(Magma) [10^n*9^(n^2): n in [0..10]]; // Vincenzo Librandi, May 31 2011
(PARI) a(n)=10^n*9^(n^2) \\ Charles R Greathouse IV, Oct 09 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Philippe Deléham, Dec 06 2007
STATUS
approved