A381361 - cp's OEIS frontend

A381361 E.g.f. satisfies A(x) = exp( Integral abs(1/A(x)^2) dx ), where abs(F(x)) equals the series expansion formed by the unsigned coefficients in F(x).

n	a(n)
0	1
1	1
2	3
3	7
4	41
5	225
6	1435
7	11815
8	108945
9	1062145
10	12367475
11	154967175
12	2052583225
13	30729193825
14	489419016075
15	8162349262375
16	149689173742625
17	2891193923066625
18	58124967786683875
19	1262035025301370375
20	28655826402568055625
21	674057118324247590625
22	16913418325411880586875

[1, 1, 3, 7, 41, 225, 1435, 11815, 108945, 1062145, 12367475, 154967175, 2052583225, 30729193825, 489419016075, 8162349262375, 149689173742625, 2891193923066625, 58124967786683875, 1262035025301370375, 28655826402568055625, 674057118324247590625, 16913418325411880586875]

cp's OEIS Frontend

A381361 E.g.f. satisfies A(x) = exp( Integral abs(1/A(x)^2) dx ), where abs(F(x)) equals the series expansion formed by the unsigned coefficients in F(x).

Table of values

List of values