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A013896
a(n) = 20^(5*n + 3).
1
8000, 25600000000, 81920000000000000, 262144000000000000000000, 838860800000000000000000000000, 2684354560000000000000000000000000000, 8589934592000000000000000000000000000000000, 27487790694400000000000000000000000000000000000000
OFFSET
0,1
FORMULA
a(n) = 3200000*a(n-1), a(0)=8000. - Vincenzo Librandi, May 27 2011
MATHEMATICA
20^(5Range[0, 20]+3) (* or *) NestList[3200000#&, 8000, 20] (* Harvey P. Dale, Dec 05 2021 *)
PROG
(Magma) [20^(5*n+3): n in [0..10]]; // Vincenzo Librandi, May 27 2011
CROSSREFS
Cf. A009964.
Sequence in context: A223482 A224647 A013813 * A345582 A345839 A140929
KEYWORD
nonn
STATUS
approved