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A277063 as a simple table

na(n)
00
10
21
33
46
515
646
7151
8570
92376
1010961
1154941
12297220
131720725
1410602541
1569176095
16475881437
173439093081
1826026621617
19205694058211
201693554793730
2114494778231067
22128711956613875
231183763037547762
2411258075170582653
25110558809039675629
261119649516271861536

[0,0,1,3,6,15,46,151,570,2376,10961,54941,297220,
 1720725,10602541,69176095,475881437,3439093081,
 26026621617,205694058211,1693554793730,
 14494778231067,128711956613875,1183763037547762,
 11258075170582653,110558809039675629,
 1119649516271861536]