login

A265921 as a simple table

na(n)
15
2340
317936
4542940
58821464
6112139348
71135042936
815078628680
9249568483336
102294594493868
1125866958553904

[5,340,17936,542940,8821464,112139348,1135042936,
 15078628680,249568483336,2294594493868,
 25866958553904]