login

A189898 as a simple table

na(n)
11
23
31
454
59
61
73834
8243
918
101
111027080
1220790
13675
1430
151
161067308488
176364170
1867635
191485
2045
211
224390480193904
237543111716
2423031540
25171045
262835
2763
281
2972022346388181584
3035217115838604
3130469951764
3263580545
33370440
344914
3584
361

[1,3,1,54,9,1,3834,243,18,1,1027080,20790,675,30,
 1,1067308488,6364170,67635,1485,45,1,
 4390480193904,7543111716,23031540,171045,2835,63,
 1,72022346388181584,35217115838604,30469951764,
 63580545,370440,4914,84,1]