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A120799 3^(n^2)-2^n. 1
0, 1, 77, 19675, 43046705, 847288609411, 150094635296999057, 239299329230617529589955, 3433683820292512484657849089025, 443426488243037769948249630619149892291 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..40

FORMULA

a(n) = A120798(n)-2*A000079(n). - R. J. Mathar, May 15 2007

MATHEMATICA

Table[3^(n^2) - 2^n, {n, 0, 10}] (* Vincenzo Librandi, Feb 27 2013 *)

PROG

(MAGMA) [3^(n^2)-2^n: n in [0..10]]; // Vincenzo Librandi, Feb 27 2013

(PARI) a(n)=3^(n^2)-2^n \\ Charles R Greathouse IV, Feb 28 2013

CROSSREFS

Cf. A007689, A001047, A120798, A000079.

Sequence in context: A046191 A115616 A226256 * A266054 A267956 A267910

Adjacent sequences:  A120796 A120797 A120798 * A120800 A120801 A120802

KEYWORD

nonn,easy

AUTHOR

Mohammad K. Azarian, Aug 18 2006

STATUS

approved

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Last modified October 28 11:10 EDT 2020. Contains 338054 sequences. (Running on oeis4.)