A017385 a(n) = (10*n + 9)^9.

387420489, 322687697779, 14507145975869, 208728361158759, 1628413597910449, 8662995818654939, 35452087835576229, 119851595982618319, 350356403707485209, 913517247483640899, 2171893279442309389

Offset

0,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..10000

Index entries for linear recurrences with constant coefficients, signature (10, -45, 120, -210, 252, -210, 120, -45, 10, -1).

Mathematica

(10 Range[0, 20] + 9)^9 (* Harvey P. Dale, Sep 04 2011 *)

Prog

(Magma) [(10*n+9)^9: n in [0..20]]; // Vincenzo Librandi, Sep 01 2011

Crossrefs

Cf. A272914, first comment. [From Bruno Berselli, May 26 2016]

Sequence in context: A074152 A017085 A017169 * A017505 A017637 A319358

Adjacent sequences: A017382 A017383 A017384 * A017386 A017387 A017388

Keyword

nonn,easy

Author

N. J. A. Sloane.

Status

approved