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A205507 as a simple table

na(n)
01
14
24
30
412
540
60
70
884
9136
10440
110
120
131864
140
150
163948
1712776
1810336
190
2054120
210
220
230
240
25900300
26971144
270
280
294113832
300
310
328713236
330
3445623096
350
3659721408
37193262536
380
390
40818673240
411324641128
420
430
440
459079225360
460
470
480
4931114968196

[1,4,4,0,12,40,0,0,84,136,440,0,0,1864,0,0,3948,
 12776,10336,0,54120,0,0,0,0,900300,971144,0,0,
 4113832,0,0,8713236,0,45623096,0,59721408,
 193262536,0,0,818673240,1324641128,0,0,0,
 9079225360,0,0,0,31114968196]