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A371857
Decimal expansion of Integral_{x=0..oo} exp(-x^7) dx.
1
9, 3, 5, 4, 3, 7, 5, 6, 2, 8, 9, 2, 5, 4, 6, 3, 4, 8, 2, 4, 4, 8, 7, 0, 4, 7, 8, 4, 8, 9, 8, 5, 6, 6, 0, 8, 9, 4, 5, 8, 7, 6, 4, 5, 5, 3, 4, 0, 5, 9, 0, 7, 3, 5, 5, 6, 2, 8, 8, 1, 2, 5, 9, 8, 7, 8, 3, 6, 8, 0, 2, 9, 2, 4, 8, 3, 1, 9, 8, 7, 6, 8, 2, 7, 2, 2, 3, 1, 0, 8, 8, 5, 6, 3, 3, 1, 3, 2, 9, 9, 9, 7, 8, 1, 8, 6
OFFSET
0,1
FORMULA
Equals Gamma(8/7).
Equals A220086 / 7.
EXAMPLE
0.9354375628925463482448704784898566089...
MATHEMATICA
RealDigits[Gamma[8/7], 10, 106][[1]]
CROSSREFS
Decimal expansion of Integral_{x=0..oo} exp(-x^k) dx: A019704 (k=2), A202623 (k=3), A068467 (k=4), A371856 (k=5), A203126 (k=6), this sequence (k=7), A203125 (k=8).
Cf. A220086.
Sequence in context: A011235 A011212 A346932 * A371604 A145924 A389307
KEYWORD
nonn,cons
AUTHOR
Ilya Gutkovskiy, Apr 09 2024
STATUS
approved