login

A307900 as a simple table

na(n)
11
22
34
410
524
661
7150
8382
9964
102452
116307
1216379
1342989
14113965
15305035
16823632
172241814
186145670
1916956972
2047059076
21131279567

[1,2,4,10,24,61,150,382,964,2452,6307,16379,42989,
 113965,305035,823632,2241814,6145670,16956972,
 47059076,131279567]