login
A019714
Decimal expansion of sqrt(Pi)/12.
1
1, 4, 7, 7, 0, 4, 4, 8, 7, 5, 7, 5, 4, 5, 9, 6, 6, 8, 9, 4, 1, 5, 1, 3, 9, 5, 6, 9, 4, 5, 0, 9, 5, 4, 3, 1, 8, 9, 9, 7, 9, 5, 7, 8, 8, 0, 1, 0, 1, 9, 8, 9, 2, 7, 3, 5, 1, 1, 5, 0, 6, 4, 9, 1, 5, 4, 4, 0, 9, 2, 7, 3, 7, 1, 5, 9, 1, 9, 3, 4, 8, 4, 4, 7, 9, 1, 2, 5, 5, 4, 7, 2, 8, 2, 1, 2, 0, 5, 5
OFFSET
0,2
FORMULA
Equals Sum_{k>=1} (k+1/2)!/(k+3)!. - Amiram Eldar, Jun 19 2023
MATHEMATICA
RealDigits[Sqrt[Pi]/12, 10, 120][[1]] (* Harvey P. Dale, Jul 04 2019 *)
PROG
(PARI) sqrt(Pi)/12 \\ Charles R Greathouse IV, Oct 01 2022
CROSSREFS
Cf. A002161.
Sequence in context: A256659 A063845 A188730 * A021681 A114490 A182997
KEYWORD
nonn,cons
STATUS
approved