A021468 Decimal expansion of 1/464.

0, 0, 2, 1, 5, 5, 1, 7, 2, 4, 1, 3, 7, 9, 3, 1, 0, 3, 4, 4, 8, 2, 7, 5, 8, 6, 2, 0, 6, 8, 9, 6, 5, 5, 1, 7, 2, 4, 1, 3, 7, 9, 3, 1, 0, 3, 4, 4, 8, 2, 7, 5, 8, 6, 2, 0, 6, 8, 9, 6, 5, 5, 1, 7, 2, 4, 1, 3, 7, 9, 3, 1, 0, 3, 4, 4, 8, 2, 7, 5, 8, 6, 2, 0, 6, 8, 9, 6, 5, 5, 1, 7, 2, 4, 1, 3, 7, 9, 3

Offset

0,3

Links

Table of n, a(n) for n=0..98.

Index entries for linear recurrences with constant coefficients, signature (1,0,0,0,0,0,0,0,0,0,0,0,0,-1,1).

Formula

From Chai Wah Wu, Nov 01 2018: (Start)

a(n) = a(n-1) - a(n-14) + a(n-15) for n > 18.

G.f.: x^2*(-5*x^16 - 2*x^15 - x^14 + 2*x^13 + 6*x^12 - 2*x^11 - 4*x^10 - 2*x^9 + 3*x^8 - 2*x^7 + 5*x^6 - 6*x^5 + 4*x^4 - 4*x^2 + x - 2)/(x^15 - x^14 + x - 1). (End)

Example

0.0021551724137931034482758620689655172413793103448...

Mathematica

First[RealDigits[1/464, 10, 100, -1]] (* Paolo Xausa, Aug 15 2025 *)

Crossrefs

Sequence in context: A209759 A111785 A304462 * A209830 A386886 A209695

Adjacent sequences: A021465 A021466 A021467 * A021469 A021470 A021471

Keyword

nonn,cons,easy

Author

N. J. A. Sloane

Status

approved