|
|
A065618
|
|
a(n) = ceiling(log_2(n)*2^n/n).
|
|
3
|
|
|
0, 2, 5, 8, 15, 28, 52, 96, 181, 341, 645, 1224, 2332, 4456, 8535, 16384, 31515, 60729, 117218, 226594, 438637, 850192, 1649843, 3205122, 6232879, 12132353, 23636674, 46088019, 89934783, 175624456, 343195341, 671088640, 1313061078, 2570645474, 5035452071
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,2
|
|
LINKS
|
|
|
PROG
|
(PARI) { default(realprecision, 100); t=1/log(2); for (n=1, 200, write("b065618.txt", n, " ", ceil( t*log(n)*2^n/n - 0.0000001)) ) } \\ Harry J. Smith, Oct 24 2009
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|