References to
A002450
(4^n - 1)/3.
0, 1, 5, 21, 85, 341, 1365, 5461, 21845, 87381, 349525, 1398101, 5592405
1 seqfan posts
Thu Feb 5 17:23:06 CET 2009
[seqfan] More conjectures on sequence products
Index of A-numbers in seqfan:
by ascending order
by month
by frequency
by keyword
Links to
OEIS
content are included according to
The OEIS End-User License Agreement
.