login

A257609 as a simple table

na(n)
01
12
22
34
416
54
68
788
888
98
1016
11416
121056
13416
1416
1532
161824
179664
189664
191824
2032
2164
227680
2376224
24154624
2576224
267680
2764
28128
2931616
30549504
311999232
321999232
33549504
3431616
35128
36256
37128512
383739648
3922587904
4039984640
4122587904
423739648
43128512
44256

[1,2,2,4,16,4,8,88,88,8,16,416,1056,416,16,32,
 1824,9664,9664,1824,32,64,7680,76224,154624,76224,
 7680,64,128,31616,549504,1999232,1999232,549504,
 31616,128,256,128512,3739648,22587904,39984640,
 22587904,3739648,128512,256]