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A264585 as a simple table

na(n)
11
22
34
410
516
656
7128
8320
9784
101792
114480
1210496
1325600
1462080
15149504
16363520
17872448
182109440
195088256
2012279808
2129683712
2271622656
23173031424
24417669120
251008336896
262434695168
275877530624
2814192476160
2934265432064
3082732646400

[1,2,4,10,16,56,128,320,784,1792,4480,10496,25600,
 62080,149504,363520,872448,2109440,5088256,
 12279808,29683712,71622656,173031424,417669120,
 1008336896,2434695168,5877530624,14192476160,
 34265432064,82732646400]