OFFSET
0,1
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..10000
Wikipedia, Error Function.
EXAMPLE
0.5204998778130465376827466538919645287364515757579637...
MAPLE
evalf(erf(1/2), 140); # Alois P. Heinz, Mar 20 2020
MATHEMATICA
RealDigits[Erf[1/2], 10, 120][[1]] (* Amiram Eldar, May 31 2023 *)
PROG
(PARI) 1 - erfc(1/2) \\ Michel Marcus, Mar 21 2020
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Sean A. Irvine, Mar 20 2020
STATUS
approved