A014619 - cp's OEIS frontend

A014619 Exponential generating function is -f(x) * Integral_{t = 0..x} exp(exp(-t) - 1) dt, where f(x) = exp(1 - x - exp(-x)) is the exponential generating function for A014182.

n	a(n)
1	-1
2	1
3	1
4	-5
5	5
6	21
7	-105
8	141
9	777
10	-5513
11	13209
12	39821
13	-527525
14	2257425
15	-41511
16	-70561285
17	531862173
18	-1559180499
19	-8858267353
20	147780183829
21	-936560917615
22	1352130196615
23	38710924110081
24	-487251979381019
25	2846575686392251
26	872653153712201

[-1, 1, 1, -5, 5, 21, -105, 141, 777, -5513, 13209, 39821, -527525, 2257425, -41511, -70561285, 531862173, -1559180499, -8858267353, 147780183829, -936560917615, 1352130196615, 38710924110081, -487251979381019, 2846575686392251, 872653153712201]

cp's OEIS Frontend

A014619 Exponential generating function is -f(x) * Integral_{t = 0..x} exp(exp(-t) - 1) dt, where f(x) = exp(1 - x - exp(-x)) is the exponential generating function for A014182.

Table of values

List of values