A161714 a(n) = 28*n + 1.

1, 29, 57, 85, 113, 141, 169, 197, 225, 253, 281, 309, 337, 365, 393, 421, 449, 477, 505, 533, 561, 589, 617, 645, 673, 701, 729, 757, 785, 813, 841, 869, 897, 925, 953, 981, 1009, 1037, 1065, 1093, 1121, 1149, 1177, 1205, 1233, 1261, 1289, 1317, 1345, 1373

Offset

0,2

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..5000

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

Formula

G.f.: (1 + 27*x)/(1-x)^2. - Indranil Ghosh, Apr 05 2017

E.g.f.: (1 + 28*x)*exp(x). - G. C. Greubel, Sep 18 2019

Maple

seq(1+28*n, n=0..60); # G. C. Greubel, Sep 18 2019

Mathematica

Range[1, 1700, 28] (* Vladimir Joseph Stephan Orlovsky, Jun 15 2011 *)
CoefficientList[Series[(1+27x)/(1-x)^2, {x, 0, 60}], x] (* Michael De Vlieger, Apr 05 2017 *)

Prog

(Magma) [28*n + 1: n in [0..60]]; // Vincenzo Librandi, May 04 2011
(PARI) vector(60, n, 28*n-27) \\ G. C. Greubel, Sep 18 2019
(Sage) [1+28*n for n in (0..60)] # G. C. Greubel, Sep 18 2019
(GAP) List([0..60], n-> 1+28*n); # G. C. Greubel, Sep 18 2019

Crossrefs

Cf. A005408, A016813, A016921, A017281, A017533, A128470, A158057, A161700, A161705, A161709.

Sequence in context: A290706 A044081 A044462 * A049743 A339865 A033915

Adjacent sequences: A161711 A161712 A161713 * A161715 A161716 A161717

Keyword

nonn,easy

Author

Reinhard Zumkeller, Jun 17 2009

Status

approved