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A356620 as a simple table

na(n)
00
11
24
311
426
556
6115
7230
8453
9884
101716
113321
126416
1312383
1423886
1546060
1688803
17171194
18330009
19636136
201226216
212363633
224556076
238782147
2416928162
2532630112
2662896595
27121237118
28233692093
29450456028
30868281948
311673667305
323226097496
336218502903

[0,1,4,11,26,56,115,230,453,884,1716,3321,6416,
 12383,23886,46060,88803,171194,330009,636136,
 1226216,2363633,4556076,8782147,16928162,32630112,
 62896595,121237118,233692093,450456028,868281948,
 1673667305,3226097496,6218502903]