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A135159 as a simple table

na(n)
01
14
220
3106
4560
52914
614960
776066
8384320
91933954
109707600
1148653026
12243613280
131219116994
146098749040
1530503261986
16152544909440
17762810444034
183814310107280
1919072324590946
2095363945904800
21476826699947074
222384154414150320
2311920834820287906
2459604362362631360
25298022376621898114

[1,4,20,106,560,2914,14960,76066,384320,1933954,
 9707600,48653026,243613280,1219116994,6098749040,
 30503261986,152544909440,762810444034,
 3814310107280,19072324590946,95363945904800,
 476826699947074,2384154414150320,
 11920834820287906,59604362362631360,
 298022376621898114]