A182369 Decimal expansion of (7^(e - 1/e) - 9)*Pi^2, also known as Jenny's constant.
8, 6, 7, 5, 3, 0, 9, 0, 1, 9, 8, 1, 6, 8, 5, 4, 0, 9, 7, 5, 5, 8, 2, 7, 5, 2, 2, 4, 9, 6, 1, 4, 3, 1, 8, 3, 8, 4, 4, 0, 2, 9, 7, 2, 3, 1, 3, 2, 8, 1, 1, 6, 9, 3, 7, 7, 1, 5, 6, 5, 8, 9, 5, 6, 1, 7, 6, 0, 6, 0, 3, 9, 0, 3, 5, 9, 1, 8, 9, 7, 8, 3, 5, 4, 0, 3, 1, 2, 6, 0, 6, 4, 5, 9, 5, 0, 5, 4, 2, 7, 9, 7, 1, 3, 6, 8, 9, 8
Offset: 3
Examples
867.530901981685409755827522496143183844029723...
Links
- Ivan Panchenko, Table of n, a(n) for n = 3..1000
- explain xkcd, 1047: Approximations.
- Robert Munafo, 867.5309019816854...
- Randall Munroe, xkcd: A Table of Slightly Wrong Equations and Identities Useful for Approximations and/or Trolling Teachers
- Eric Weisstein's World of Mathematics, Jenny's Constant
- Wikipedia, 867-5309/Jenny
Programs
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Mathematica
RealDigits[(7^(E-1/E)-9)Pi^2,10,120][[1]] (* Harvey P. Dale, Dec 31 2018 *)
Formula
(7^(e - 1/e) - 9)*Pi^2.
Extensions
Title edited by Matthew Vandermast, May 05 2012
Comments