|
|
|
|
1, 2, 8, 51, 496, 6041, 97155, 1746481, 38377034, 1053921489, 31722366805, 1127475187757, 45429396874080, 1910408631449923, 87682336584597009, 4571067440374822934, 260160909199262899454, 15823372061924831882182, 1034588557961336117180784, 72606463908572608290939197, 5235472173106695729625747152, 407296805992490241506213234700
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,2
|
|
LINKS
|
|
|
FORMULA
|
|
|
PROG
|
(PARI)
default(primelimit, 2^31 + 2^30);
A002110(n) = prod(i=1, n, prime(i));
A054272(n) = 1 + primepi(prime(n)^2) - n;
for(n=1, 100, write("b249747.txt", n, " ", A249747(n)));
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|