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A002039 as a simple table

na(n)
01
13
25
310
425
564
6160
7390
8940
92270
105515
1113440
1232735
1379610
14193480
15470306
161143585
172781070
186762990
1916445100
2039987325
2197232450
22236432060
23574915770
241397981470
253399360474
268265943685
2720099618590
2848874630750

[1,3,5,10,25,64,160,390,940,2270,5515,13440,32735,
 79610,193480,470306,1143585,2781070,6762990,
 16445100,39987325,97232450,236432060,574915770,
 1397981470,3399360474,8265943685,20099618590,
 48874630750]