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A084356 as a simple table

na(n)
01
10
20
30
40
51
65
716
850
9137
10377
11995
122617
136785
1417630
1545646
16118595
17308645
18806617
192115455
205572438
2114737430
2239139779
23104354064
24279293860
25750182992
262021884234
275466813137
2814826008106
2940322237818
30109957234707

[1,0,0,0,0,1,5,16,50,137,377,995,2617,6785,17630,
 45646,118595,308645,806617,2115455,5572438,
 14737430,39139779,104354064,279293860,750182992,
 2021884234,5466813137,14826008106,40322237818,
 109957234707]