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A013889
a(n) = 18^(5*n + 4).
1
104976, 198359290368, 374813367582081024, 708235345355337676357632, 1338258845052394702439737982976, 2528731089327963353099650821015994368, 4778209346999261057189801002565550445953024, 9028751479390699717312017900815782025058563653632
OFFSET
0,1
FORMULA
a(n) = 1889568*a(n-1), a(0)=104976. - Vincenzo Librandi, May 27 2011
PROG
(Magma) [18^(5*n+4): n in [0..10]]; // Vincenzo Librandi, May 27 2011
CROSSREFS
Cf. A001027.
Sequence in context: A138165 A202934 A203822 * A380232 A353553 A025308
KEYWORD
nonn
STATUS
approved