A348206 Product_{n>=1} (1 + a(n)*x^n/n!) = 1 + log(1 + x).

1, -1, 5, -26, 204, -1434, 16862, -166536, 2377512, -29870400, 558727872, -8542202976, 185546362416, -3332732184768, 82441247589360, -1824937537167744, 50908186083448320, -1214743725939310848, 38998680958184088960, -1084067907183602910720, 36452994894649858339584

Offset

1,3

Links

Table of n, a(n) for n=1..21.

Formula

Product_{n>=1} (1 + a(n)*x^n/n!) = 1 - Sum_{n>=1} (-x)^n/n.

Crossrefs

Cf. A006973, A137852, A157159, A157164, A348205, A348207.

Sequence in context: A143341 A303970 A366215 * A007286 A305201 A099032

Adjacent sequences: A348203 A348204 A348205 * A348207 A348208 A348209

Keyword

sign

Author

Ilya Gutkovskiy, Oct 06 2021

Status

approved