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A309717 as a simple table

na(n)
00
10
20
31
46
528
6114
7432
81566
95517
1019068
1165044
12219852
13738316
142468028
158222805
1627330858
1790685224
18300521622
19994991716
203292117698
2110887332473
2235992718136
23118958691528
24393093822744
251298783453112
264290755845176
2714174217683209
2846821054068430
29154655837126740

[0,0,0,1,6,28,114,432,1566,5517,19068,65044,
 219852,738316,2468028,8222805,27330858,90685224,
 300521622,994991716,3292117698,10887332473,
 35992718136,118958691528,393093822744,
 1298783453112,4290755845176,14174217683209,
 46821054068430,154655837126740]