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A062797
Inverse Moebius transform of f(x) = primorial(x) = A002110(x).
1
2, 8, 32, 218, 2312, 30068, 510512, 9699908, 223092902, 6469695548, 200560490132, 7420738165088, 304250263527212, 13082761332180548, 614889782588493752, 32589158477199744638, 1922760350154212639072
OFFSET
0,1
FORMULA
a(n) = Sum_{d|n} q(d), where q(x) = A002110(x).
EXAMPLE
n=6: divisors = {1,2,3,6}; 2 + 2*3 + 2*3*5 + 2*3*5*7*11*13 = 2 + 6 + 30 + 30030 = 30068.
CROSSREFS
Cf. A002110.
Sequence in context: A206303 A048855 A262480 * A369645 A134751 A139014
KEYWORD
nonn
AUTHOR
Labos Elemer, Jul 19 2001
STATUS
approved