login

A220891 as a simple table

na(n)
12
23
34
45
529
641
755
871
9791
101079
1130239
12246960
13636481
141360800
152162161
1639412801
17107881201
183625549201
19170918748000
202355997644001
21237662810985599
224614209634434399
237522575180120001
24362645725505263201
2510684484093105222399
26442709913651892286399
275205240636387758366399

[2,3,4,5,29,41,55,71,791,1079,30239,246960,636481,
 1360800,2162161,39412801,107881201,3625549201,
 170918748000,2355997644001,237662810985599,
 4614209634434399,7522575180120001,
 362645725505263201,10684484093105222399,
 442709913651892286399,5205240636387758366399]