OFFSET
0,1
FORMULA
(constant in A371507) - (this constant) = 1.00000055114638447971781305611...
EXAMPLE
0.508333057760143904931681150801...
MATHEMATICA
s = N[Sum[(-1)^k/((k^2 + 1)!), {k, 0, Infinity}], 120]
First[RealDigits[s]]
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Apr 10 2024
STATUS
approved