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A056391 as a simple table

na(n)
11
22
33
46
56
620
714
848
952
10140
11108
12624
13352
141400
152172
164464
174116
1822112
1914602
2068016
2188376
22209936
23190746
241075200
25839128
262797000
273730584
2811276704
299587580
3067195520
3135792568

[1,2,3,6,6,20,14,48,52,140,108,624,352,1400,2172,
 4464,4116,22112,14602,68016,88376,209936,190746,
 1075200,839128,2797000,3730584,11276704,9587580,
 67195520,35792568]