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A201702 as a simple table

na(n)
10
20
30
40
51
61
71
82
95
1015
1164
12342
132321
1418578
15168287
161656209
1717288336
18188006362
192105867058
2024108331027
21280638347609
223310098377912
2339462525169310
24474697793413215
255754095507495584
2670216415130786725
27861924378411516159
2810636562125193377459

[0,0,0,0,1,1,1,2,5,15,64,342,2321,18578,168287,
 1656209,17288336,188006362,2105867058,24108331027,
 280638347609,3310098377912,39462525169310,
 474697793413215,5754095507495584,
 70216415130786725,861924378411516159,
 10636562125193377459]