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A016993 7n+1. 26
1, 8, 15, 22, 29, 36, 43, 50, 57, 64, 71, 78, 85, 92, 99, 106, 113, 120, 127, 134, 141, 148, 155, 162, 169, 176, 183, 190, 197, 204, 211, 218, 225, 232, 239, 246, 253, 260, 267, 274, 281, 288, 295, 302, 309, 316, 323, 330, 337, 344, 351, 358, 365, 372, 379 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

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

Tanya Khovanova, Recursive Sequences

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

FORMULA

a(n) = 7*n + 1.

G.f.: (1+6*x)/(1-x)^2.

MAPLE

A016993:=n->7*n+1: seq(A016993(n), n=0..70); # Wesley Ivan Hurt, Nov 01 2014

MATHEMATICA

7*Range[0, 55] + 1 (* Alonso del Arte, Oct 26 2014 *)

PROG

(MAGMA) [7*n+1: n in [0..60]]; // Vincenzo Librandi, May 28 2011

(Haskell)

a016993 = (+ 1) . (* 7)

a016993_list = [1, 8 ..]  -- Reinhard Zumkeller, Jan 25 2013

(PARI) a(n)=7*n+1 \\ Charles R Greathouse IV, Jul 10 2016

CROSSREFS

Cf. A093564 (column 1).

Cf. A131844, A008589.

Sequence in context: A003786 A008686 A003331 * A079043 A024734 A024956

Adjacent sequences:  A016990 A016991 A016992 * A016994 A016995 A016996

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 22 08:03 EDT 2017. Contains 288605 sequences.