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A324329 Decimal expansion of Sum_{k>=1} 1/(n! + 1/2). 1
1, 2, 7, 1, 2, 4, 2, 0, 8, 0, 1, 9, 2, 4, 5, 3, 8, 7, 4, 4, 7, 5, 1, 7, 7, 9, 0, 3, 0, 8, 6, 8, 8, 4, 9, 9, 1, 4, 6, 7, 3, 9, 9, 6, 7, 0, 7, 4, 6, 3, 7, 0, 0, 2, 5, 8, 2, 9, 7, 8, 6, 6, 3, 6, 3, 7, 7, 5, 7, 7, 6, 7, 6, 4, 2, 5, 9, 0, 9, 1, 8, 9, 5, 0, 1, 3 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..86.

EXAMPLE

1.2712420801924538744751...

MATHEMATICA

f[x_] := Sum[1/(n! + x), {n, 1, 500}]

RealDigits[N[f[1/2], 500]][[1]] (* this sequence *)

Plot[f[x], {x, -1, 1}]

PROG

(PARI) suminf(k=1, 1/(k! + 1/2)) \\ Michel Marcus, Feb 24 2019

CROSSREFS

Cf. A324330.

Sequence in context: A258715 A011340 A081705 * A201889 A145057 A218792

Adjacent sequences:  A324326 A324327 A324328 * A324330 A324331 A324332

KEYWORD

nonn,cons

AUTHOR

Clark Kimberling, Feb 22 2019

STATUS

approved

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Last modified February 29 08:26 EST 2020. Contains 332355 sequences. (Running on oeis4.)