A142241 a(n) = 24*n + 14.

14, 38, 62, 86, 110, 134, 158, 182, 206, 230, 254, 278, 302, 326, 350, 374, 398, 422, 446, 470, 494, 518, 542, 566, 590, 614, 638, 662, 686, 710, 734, 758, 782, 806, 830, 854, 878, 902, 926, 950, 974, 998, 1022, 1046, 1070, 1094, 1118, 1142, 1166, 1190, 1214, 1238

Offset: 0

Author

Paul Curtz, Sep 17 2008

Keywords

• nonn
• less
• easy

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..10000
• Index entries for linear recurrences with constant coefficients, signature (2,-1).

Crossrefs

Cf. A017605.

Programs

Magma

[24*n + 14: n in [0..50]]; // Vincenzo Librandi, Aug 08 2011

Mathematica

Range[14, 2000, 24] (* Vladimir Joseph Stephan Orlovsky, Jun 14 2011 *)

PARI

a(n)=24*n+14 \\ Charles R Greathouse IV, Jun 14 2011

Formula

From R. J. Mathar and Omar E. Pol, Sep 19 2008: (Start)

a(n) = 2*A017605(n).

G.f.: 2*(7+5*x)/(1-x)^2. (End)

From Elmo R. Oliveira, Apr 04 2025: (Start)

E.g.f.: 2*exp(x)*(7 + 12*x).

a(n) = 2*a(n-1) - a(n-2). (End)

Extensions

Edited by N. J. A. Sloane, Sep 19 2008