Cut the Cards

[Gerson W. Barbosa]

(07-31-2020 12:24 AM)John Keith Wrote:  

(07-30-2020 09:49 PM)Jim Horn Wrote:  So, it approaches x*(ln(x)+0.57721), where the latter constant is the Euler-Mascheroni constant.

Or in other words, n*H(n), where H(n) is the nth harmonic number. (Albert's first formula in post #2)

The H(n) function can be easily defined on the HP 50g:

« 1. + Psi 1. Psi - »

'H' STO

For instance,

52 ENTER ENTER H × → 235.978285436