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A013767 a(n) = 20^(3*n + 2). 1
400, 3200000, 25600000000, 204800000000000, 1638400000000000000, 13107200000000000000000, 104857600000000000000000000, 838860800000000000000000000000, 6710886400000000000000000000000000, 53687091200000000000000000000000000000 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
Tanya Khovanova, Recursive Sequences
MATHEMATICA
NestList[8000#&, 400, 10] (* Harvey P. Dale, May 11 2018 *)
PROG
(Magma) [20^(3*n+2): n in [0..10]]; // Vincenzo Librandi, Jun 27 2011
(PARI) a(n)=20^(3*n+2) \\ Charles R Greathouse IV, Jul 10 2016
CROSSREFS
Subsequence of A009964.
Sequence in context: A151652 A197441 A268366 * A013895 A296904 A159890
KEYWORD
nonn,easy
AUTHOR
STATUS
approved

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Last modified March 29 10:22 EDT 2024. Contains 371268 sequences. (Running on oeis4.)