A008605 Multiples of 23.

0, 23, 46, 69, 92, 115, 138, 161, 184, 207, 230, 253, 276, 299, 322, 345, 368, 391, 414, 437, 460, 483, 506, 529, 552, 575, 598, 621, 644, 667, 690, 713, 736, 759, 782, 805, 828, 851, 874, 897, 920, 943, 966, 989, 1012, 1035, 1058, 1081, 1104, 1127, 1150

Offset

0,2

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Tanya Khovanova, Recursive Sequences.

INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 335.

Luis Manuel Rivera, Integer sequences and k-commuting permutations, arXiv preprint arXiv:1406.3081 [math.CO], 2014-2015.

Index entries for linear recurrences with constant coefficients, signature (2,-1).

Formula

G.f.: 23*x/(x-1)^2. - Vincenzo Librandi, Jun 10 2013

E.g.f.: 23*x*exp(x). - Stefano Spezia, Mar 02 2025

Mathematica

Range[0, 1500, 23] (* Vladimir Joseph Stephan Orlovsky, Jun 01 2011 *)
CoefficientList[Series[23 x / (x - 1)^2, {x, 0, 60}], x] (* Vincenzo Librandi, Jun 10 2013 *)

Prog

(PARI) a(n)=23*n \\ Charles R Greathouse IV, Oct 07 2015

Crossrefs

Cf. A008602, A008603, A008604.

Sequence in context: A164010 A132682 A048845 * A038152 A358684 A344133

Adjacent sequences: A008602 A008603 A008604 * A008606 A008607 A008608

Keyword

nonn,easy,changed

Author

N. J. A. Sloane

Status

approved