A023457 a(n) = n-15.

-15, -14, -13, -12, -11, -10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45

Offset

0,1

Links

Table of n, a(n) for n=0..60.

Tanya Khovanova, Recursive Sequences

Robert G. Wilson v, American English names for the numbers from 0 to 100999 without spaces or hyphens.

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

Formula

From Wesley Ivan Hurt, Apr 16 2024: (Start)

a(n) - a(n-1) = 1.

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

Mathematica

Range[0, 60]-15 (* Harvey P. Dale, Mar 17 2019 *)

Prog

(PARI) a(n)=n-15

Crossrefs

Sequence in context: A130677 A343924 A022971 * A004456 A055126 A182336

Adjacent sequences: A023454 A023455 A023456 * A023458 A023459 A023460

Keyword

sign,easy

Author

N. J. A. Sloane

Status

approved