A346451 - OEIS

A346451

Decimal expansion of 23 * Pi^4 / (1296 * sqrt(3)).

9, 9, 8, 0, 7, 1, 5, 9, 9, 8, 3, 7, 9, 2, 8, 6, 8, 7, 3, 2, 9, 7, 0, 9, 6, 9, 8, 1, 2, 0, 2, 3, 4, 9, 5, 5, 7, 2, 5, 7, 8, 6, 6, 7, 7, 4, 4, 2, 0, 9, 0, 5, 1, 3, 1, 8, 0, 1, 1, 3, 7, 7, 6, 8, 6, 4, 0, 5, 6, 9, 7, 1, 9, 0, 0, 3, 2, 5, 3, 7, 1, 4, 5, 8, 2, 3, 6

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OFFSET

0,1

REFERENCES

L. B. W. Jolley, Summation of Series, Dover, 1961, Eq. (329).

LINKS

Table of n, a(n) for n=0..86.

Michael I. Shamos, Shamos's catalog of the real numbers (2011).

Index entries for transcendental numbers

FORMULA

Equals 23 * Pi^4 / (2^4 * 3^4 * sqrt(3)).

Equals 1 + Sum_{k>=1} ( (-1)^k/(6*k-1)^4 + (-1)^k/(6*k+1)^4 ).