A384425 Decimal expansion of Sum_{k>=1} (-1)^(k+1)/(6k-5)^7 + (-1)^(k-1)/(6k-1)^7.

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

Offset: 1

Author

Jason Bard, Jun 14 2025

Keywords

• nonn
• cons

Examples

			1.0000115515612717521618684276082035001411926833591...
		

Links

• Jason Bard, Table of n, a(n) for n = 1..10000
• Michael I. Shamos, A catalog of the real numbers, (2007). See p. 20 (note misprint should be "+" in the sum expression).
• Index entries for transcendental numbers

Crossrefs

Cf. A013665, A092735, A143298.

Programs

Mathematica

RealDigits[33367*Pi^7/100776960, 10, 1000][[1]]

Formula

Equals 33367*Pi^7/100776960.