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A213134 Polylogarithm li(-n,-2/5) multiplied by (7^(n+1))/5. 3
1, -2, -6, 22, 426, 598, -54006, -568778, 8381226, 277762198, -123822006, -141432141578, -1958226061974, 70457642899798, 2812274227385994, -17169209695778378, -3417280244608089174, -48220222006064346602 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

See the sequence A212846 which describes the general case of li(-n,-p/q). This sequence is obtained for p=2,q=5.

LINKS

Stanislav Sykora, Table of n, a(n) for n = 0..100

FORMULA

See formula in A212846, setting p=2,q=5.

EXAMPLE

polylog(-5,-2/5)*7^6/5 = 598.

MATHEMATICA

f[n_] := PolyLog[-n, -2/5] 7^(n + 1)/5; f[0] = 1; Array[f, 20, 0] (* Robert G. Wilson v, Dec 25 2015 *)

PROG

(PARI) in A212846; run limnpq(nmax, 2, 5)

CROSSREFS

Cf. A212846, A210246, A212847, A213127 to A213133.

Cf. A213135 to A213157.

Sequence in context: A180367 A111061 A060803 * A140837 A264319 A264173

Adjacent sequences:  A213131 A213132 A213133 * A213135 A213136 A213137

KEYWORD

sign

AUTHOR

Stanislav Sykora, Jun 06 2012

STATUS

approved

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Last modified August 20 03:34 EDT 2017. Contains 290823 sequences.