login

A099325 as a simple table

na(n)
01
13
27
316
435
576
6162
7344
8723
91516
103158
116568
1213598
1328120
1457956
15119344
16245123
17503116
181030542
192109704
204311786
218808328
2217969372
2336644176
2474640430
25151985016
26309170332
27628741264
281277540828
292595198256

[1,3,7,16,35,76,162,344,723,1516,3158,6568,13598,
 28120,57956,119344,245123,503116,1030542,2109704,
 4311786,8808328,17969372,36644176,74640430,
 151985016,309170332,628741264,1277540828,
 2595198256]