|
|
A138431
|
|
a(n) = ((n-th prime)^5-(n-th prime)^2)/2.
|
|
4
|
|
|
14, 117, 1550, 8379, 80465, 185562, 709784, 1237869, 3217907, 10255154, 14314095, 34671294, 57927260, 73503297, 114671399, 209096342, 357460409, 422296290, 675060309, 902112155, 1036533132, 1538525079, 1969516877, 2792025764, 4293665424, 5255045150, 5796365067
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
|
|
FORMULA
|
|
|
MATHEMATICA
|
a = {}; Do[p = Prime[n]; AppendTo[a, (p^5 - p^2)/2], {n, 1, 50}]; a
|
|
PROG
|
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|