login

A342479 as a simple table

na(n)
10
21
31
41
546
644
7288
833216
9613248
10151296
11391584768
122383570944
1386830424064
14206470840320
1521270238986240
16987259950858240
171262040231444480
183022250536693923840
193884253754215628800
201102040800033347993600
211892288242221318144000
225616902226049109065728000

[0,1,1,1,46,44,288,33216,613248,151296,391584768,
 2383570944,86830424064,206470840320,
 21270238986240,987259950858240,1262040231444480,
 3022250536693923840,3884253754215628800,
 1102040800033347993600,1892288242221318144000,
 5616902226049109065728000]