A369229 - cp's OEIS frontend

A369229 Expansion of (1/x) * Series_Reversion( x * (1-x)^3 / (1-x+x^2)^2 ).

n	a(n)
0	1
1	1
2	4
3	15
4	65
5	298
6	1429
7	7073
8	35869
9	185403
10	973198
11	5173644
12	27797914
13	150715321
14	823541564
15	4530609391
16	25073291597
17	139492998775
18	779706274423
19	4376600956063
20	24659875131049
21	139424357994344
22	790763858547445
23	4497788153203946
24	25650342635871106

[1, 1, 4, 15, 65, 298, 1429, 7073, 35869, 185403, 973198, 5173644, 27797914, 150715321, 823541564, 4530609391, 25073291597, 139492998775, 779706274423, 4376600956063, 24659875131049, 139424357994344, 790763858547445, 4497788153203946, 25650342635871106]

cp's OEIS Frontend

A369229 Expansion of (1/x) * Series_Reversion( x * (1-x)^3 / (1-x+x^2)^2 ).

Table of values

List of values