A239898 Bisection of A055535.

1, 24, 5760, 580608, 1393459200, 73574645760, 24103053950976000, 578473294823424000, 9440684171518279680000, 271211974879377138647040000, 3579998068407778230140928000000, 282308419108727654719684608000000, 258955866680053703121272297226240000000

Offset

0,2

Comments

Based on a very good approximation to e.

Links

Table of n, a(n) for n=0..12.

Harlan J. Brothers and John A. Knox,, New closed-form approximations to the logarithmic constant e, Math. Intelligencer, 20 (1998), 25-29. MR1646709 (2000c:11209).

Chao-Ping Chen and Junesang Choi, An Asymptotic Formula for (1+1/x)^x Based on the Partition Function, Amer. Math. Monthly 121 (2014), no. 4, 338-343. MR3183017.

John A. Knox and Harlan J. Brothers, Novel series-based approximations to e, College Math. J. 30 (1999), no. 4, 269-275. MR1717867 (2000i:11198).

Example

Denominators of the fractions 1, 11/24, 2447/5760, 238043/580608, ... (see A055505/A055535).

Crossrefs

Cf. A055505/A055535, A239897 (numerators).

Sequence in context: A151598 A003787 A002555 * A002198 A277001 A163576

Adjacent sequences: A239895 A239896 A239897 * A239899 A239900 A239901

Keyword

nonn,frac

Author

N. J. A. Sloane, Apr 05 2014

Extensions

More terms from Amiram Eldar, May 08 2024

Status

approved