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A091870 as a simple table

na(n)
00
11
28
353
4336
52105
613144
781997
8511392
93189169
1019888040
11124023461
12773419248
134823095913
1430077155576
15187563189565
161169656805184
177294059356257
1845486249993032
19283655347025429
201768894026280080

[0,1,8,53,336,2105,13144,81997,511392,3189169,
 19888040,124023461,773419248,4823095913,
 30077155576,187563189565,1169656805184,
 7294059356257,45486249993032,283655347025429,
 1768894026280080]