A108743 Decimal expansion of A = Gamma(1/3)*(e/9)^(1/3).

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

Offset

1,2

Comments

Gamma(1/3) = 2.678938534... and e = 2.718281828459...

Links

Table of n, a(n) for n=1..105.

Formula

A = B + C with B = Sum_{ n > 0 } 1/A007559(n) and C = 1/(1+2/(1+3/(1+5/(1+6/(1+8/(1+9/(1+11/(1+. .)))))))).

Example

1.79740828886...

Prog

(PARI) A=gamma(1/3)*exp(1/3)/9^(1/3) (Hanna)

Crossrefs

Cf. A108744, A108745.

Sequence in context: A100639 A194641 A248674 * A177271 A188157 A135000

Adjacent sequences: A108740 A108741 A108742 * A108744 A108745 A108746

Keyword

nonn,cons

Author

Philippe Deléham, Jun 22 2005

Extensions

More terms from Paul D. Hanna, Jun 25 2005

Status

approved