A330742 a(n) = n / gcd(A309639(n), A319626(n)).

1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 6, 1, 2, 3, 1, 1, 2, 1, 4, 7, 2, 1, 8, 1, 2, 1, 4, 1, 6, 1, 1, 3, 2, 5, 4, 1, 2, 3, 5, 1, 14, 1, 4, 15, 2, 1, 6, 1, 2, 3, 4, 1, 2, 5, 7, 3, 2, 1, 12, 1, 2, 7, 1, 5, 6, 1, 4, 23, 10, 1, 8, 1, 2, 3, 4, 7, 6, 1, 5, 1, 2, 1, 28, 5, 2, 3, 8, 1, 30, 7, 4, 3, 2, 5, 6, 1, 2, 9, 4, 1, 6, 1, 8, 105

Offset: 1

Author

Antti Karttunen, Dec 29 2019

Keywords

• nonn

Links

• Antti Karttunen, Table of n, a(n) for n = 1..65537

Crossrefs

Cf. A309639, A319626, A330692, A330741, A330749.

Programs

PARI

A330742(n) = (n/gcd(A309639(n), A319626(n)));

Formula

a(n) = n / A330741(n) = n / gcd(A309639(n), A319626(n)).