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A211571 as a simple table

na(n)
124
260
3136
4278
5564
61102
72160
84170
98084
1015586
1130160
1258306
13113060
14219478
15427124
16832842
171627284
183186354
196249740
2012283214
2124175236
2247665998
2394090952
24186015186
25368095480
26729323938
271446163736
282870526594
295701393800

[24,60,136,278,564,1102,2160,4170,8084,15586,
 30160,58306,113060,219478,427124,832842,1627284,
 3186354,6249740,12283214,24175236,47665998,
 94090952,186015186,368095480,729323938,1446163736,
 2870526594,5701393800]