Template talk:Exp C

2.25 2.37037037035 2.44140625 2.48832 2.52162637179 2.54649969709 2.56578451395 2.58117479169 2.5937424601 2.66373125827 2.70481382942 2.71556852065

{{subst:exp C|x=1|n=1000}}<br> {{subst:exp C|x=1|n=2000}}<br> {{subst:exp C|x=1|n=4000}}<br> gives 2.71692393224
2.71760256932
2.71794212108

Notes

1. It is inefficient. 2. Notice that rounding error might have crept into the calculation: we know that e=2.718271828459045... and that the sequence $a_{n}=(1+x/n)^{n}$is monotonically increasing.