cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A074916 Decimal expansion of (Pi + e)/2.

Original entry on oeis.org

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

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Author

Zak Seidov, Oct 01 2002

Keywords

Comments

Arithmetic average of Pi and e is very close to geometric average of Pi and e, see A019645.

Examples

			2.92993724102441923691146542731608269097720824653753...
		

Crossrefs

Cf. A000796 (Pi), A001113 (e), A019645.

Programs

  • Mathematica
    RealDigits[(Pi + E)/2, 10, 120][[1]] (* Amiram Eldar, May 07 2023 *)
  • Maxima
    fpprec : 100$ ev(bfloat((%pi+%e)/2)); /* Martin Ettl, Oct 16 2012 */
    
  • PARI
    (exp(1)+Pi)/2 \\ Michel Marcus, Mar 14 2015