A271027 - OEIS

A271027

a(n) = 3661529 + 11184810*n.

3661529, 14846339, 26031149, 37215959, 48400769, 59585579, 70770389, 81955199, 93140009, 104324819, 115509629, 126694439, 137879249, 149064059, 160248869, 171433679, 182618489, 193803299, 204988109, 216172919, 227357729, 238542539, 249727349, 260912159, 272096969, 283281779, 294466589

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OFFSET

0,1

COMMENTS

a(n) and a(n) + 14 are the members of A101036.

14 appears as a minimum difference between Riesel numbers for the first 15000 terms that are listed in b-file of A101036.

LINKS

Table of n, a(n) for n=0..26.

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

FORMULA

G.f.: (3661529 + 7523281*x)/(1 - x)^2.

a(n) = 2*a(n-1) - a(n-2) for n>1.

EXAMPLE

a(1) = 3661529 + 11184810*1 = 14846339.

MAPLE

A271027:=n->3661529 + 11184810*n: seq(A271027(n), n=0..40); # Wesley Ivan Hurt, Apr 02 2016

MATHEMATICA

CoefficientList[Series[(3661529 + 7523281 x)/(1 - x)^2, {x, 0, 26}], x] (* Michael De Vlieger, Mar 29 2016 *)

LinearRecurrence[{2, -1}, {3661529, 14846339}, 30] (* Harvey P. Dale, Sep 10 2019 *)

PROG

(PARI) a(n) = 3661529 + 11184810*n;

(PARI) x='x+O('x^99); Vec((3661529+7523281*x)/(1-x)^2)

(Python) for n in range(0, 100):print(3661529+11184810*n) # Soumil Mandal, Apr 03 2016

(Magma) [3661529 + 11184810*n : n in [0..40]]; // Wesley Ivan Hurt, Apr 02 2016

CROSSREFS

Cf. A101036, A244070, A270993.

Sequence in context: A090074 A114686 A217673 * A080657 A075152 A080658

Adjacent sequences: A271024 A271025 A271026 * A271028 A271029 A271030

KEYWORD

nonn,easy

AUTHOR

Altug Alkan, Mar 29 2016

STATUS

approved