login

A251381 as a simple table

na(n)
1124
21048
31048
49124
519644
69124
780296
8385704
9385704
1080296
11709396
127712232
1317309672
147712232
15709396
166276040
17155378004
18796635224
19796635224
20155378004
216276040
2255551652
233140670344
2437078015004
2584953563232
2637078015004

[124,1048,1048,9124,19644,9124,80296,385704,
 385704,80296,709396,7712232,17309672,7712232,
 709396,6276040,155378004,796635224,796635224,
 155378004,6276040,55551652,3140670344,37078015004,
 84953563232,37078015004]