login
A371507
Decimal expansion of Sum_{k>=0} 1/(k^2 + 1)!.
1
1, 5, 0, 8, 3, 3, 3, 6, 0, 8, 9, 0, 6, 5, 2, 8, 3, 8, 4, 6, 4, 9, 4, 9, 4, 2, 0, 6, 9, 0, 6, 8, 8, 5, 0, 3, 5, 3, 6, 2, 6, 2, 0, 4, 0, 1, 9, 5, 6, 0, 8, 7, 1, 4, 4, 0, 6, 3, 6, 4, 4, 8, 3, 4, 7, 2, 0, 5, 4, 4, 8, 9, 0, 9, 8, 2, 2, 6, 0, 6, 3, 8, 7, 6, 0, 9
OFFSET
1,2
FORMULA
(this constant) - (constant in A371506) = 1.00000055114638447971781305611...
EXAMPLE
1.5083336089065283846494942069068850353...
MATHEMATICA
s = N[Sum[1/((k^2 + 1)!), {k, 0, Infinity}], 120]
First[RealDigits[s]]
CROSSREFS
Cf. A371506.
Sequence in context: A085998 A094886 A371506 * A143821 A099219 A343248
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Apr 10 2024
STATUS
approved