login

A178664 as a simple table

na(n)
011
122
244
388
41616
53232
66464
7128128
8256256
9512512
1010241024
1120482048
1240964096
1381928192
141638416384
153276832768
166553665536
17131072131072
18262144262144
19524288524288
2010485761048576
2120971522097152
2241943044194304

[11,22,44,88,1616,3232,6464,128128,256256,512512,
 10241024,20482048,40964096,81928192,1638416384,
 3276832768,6553665536,131072131072,262144262144,
 524288524288,10485761048576,20971522097152,
 41943044194304]