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A006580 as a simple table

na(n)
00
10
21
34
48
520
621
756
860
996
10105
11220
12152
13364
14301
15360
16464
17816
18549
191140
20760
211036
221221
232024
241196
252200
262041
272484
282184
294060
302205
314960
323664
334224
344641
355180
364008
378436
386517
397072
405980
4111480
426321
4313244
448888
459540
4611661
4717296

[0,0,1,4,8,20,21,56,60,96,105,220,152,364,301,360,
 464,816,549,1140,760,1036,1221,2024,1196,2200,
 2041,2484,2184,4060,2205,4960,3664,4224,4641,5180,
 4008,8436,6517,7072,5980,11480,6321,13244,8888,
 9540,11661,17296]