A368656 Decimal expansion of 271801/99990.

2, 7, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8

Offset: 1

Author

Stefano Spezia, Jan 02 2024

Keywords

• nonn
• cons
• easy

Comments

Periodic with a period length of 4. - Ray Chandler, Jan 19 2024

Examples

			2.718281828182818281828182818281828182818281828...
		

References

• Eli Maor, e: The Story of a Number. Princeton, New Jersey: Princeton University Press (1994), p. 37.

Links

• Philip R. Brown, Approximations of e and Pi: an exploration, International Journal of Mathematical Education in Science and Technology, 48:sup1, S30-S39, 2017. See p. S30.
• Index entries for sequences related to the number e
• Index entries for linear recurrences with constant coefficients, signature (0,0,0,1).

Crossrefs

Cf. A001113, A007676, A007677, A368617, A368653, A368654.

Programs

Mathematica

Flatten[First[RealDigits[271801/99990,10,100]]]

Formula

G.f.: x*(-x^5 - 8*x^3 - x^2 - 7*x - 2)/(x^4 - 1). - Chai Wah Wu, Jan 04 2024