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A257524 as a simple table

na(n)
149
2132
31070
41140
52862
640652
7158170
8204252
9365859
10656092
11806526
12812571
13861444
141031941
154017612
164227164
178045675
1815843252
1916298931
2048625784
2181869208
22129071545
23142516026
24219039320
25266299218
26520700301
27537506243
28590578292
29600500937
30915352703

[49,132,1070,1140,2862,40652,158170,204252,365859,
 656092,806526,812571,861444,1031941,4017612,
 4227164,8045675,15843252,16298931,48625784,
 81869208,129071545,142516026,219039320,266299218,
 520700301,537506243,590578292,600500937,915352703]