login

A203849 as a simple table

na(n)
11
25
320
463
5130
6400
7650
81785
93094
107150
1110858
1230240
1339610
1494250
15158600
16336567
17463130
181175720
191513522
203693690
215473000
2210803710
2315188210
2439412800
2548841275
26103184050
27161062760
28333701550
29432980818
301081652000
311295110778
322973391785
334299985160

[1,5,20,63,130,400,650,1785,3094,7150,10858,30240,
 39610,94250,158600,336567,463130,1175720,1513522,
 3693690,5473000,10803710,15188210,39412800,
 48841275,103184050,161062760,333701550,432980818,
 1081652000,1295110778,2973391785,4299985160]