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A264954 as a simple table

na(n)
11
20
32
40
52
66
70
82
912
1024
110
122
1336
14504
15120
160
172
18114
1910728
2022320
21720
220
232
24420
25269352
264857120
271521360
285040
290
302
311584
327340712
331286876160
344099655520
35140394240
3640320
370
382
396228
40212706840
41378296480400
4213998666435840

[1,0,2,0,2,6,0,2,12,24,0,2,36,504,120,0,2,114,
 10728,22320,720,0,2,420,269352,4857120,1521360,
 5040,0,2,1584,7340712,1286876160,4099655520,
 140394240,40320,0,2,6228,212706840,378296480400,
 13998666435840]