|
|
A001446
|
|
a(n) = (4^n + 4^[ n/2 ] )/2.
|
|
1
|
|
|
10, 34, 136, 520, 2080, 8224, 32896, 131200, 524800, 2097664, 8390656, 33556480, 134225920, 536879104, 2147516416, 8589967360, 34359869440, 137439084544, 549756338176, 2199023779840, 8796095119360
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
|