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A339335
Dirichlet g.f.: Product_{k>=2} (1 + k^(-s))^3.
8
1, 3, 3, 6, 3, 12, 3, 13, 6, 12, 3, 30, 3, 12, 12, 24, 3, 30, 3, 30, 12, 12, 3, 69, 6, 12, 13, 30, 3, 57, 3, 42, 12, 12, 12, 87, 3, 12, 12, 69, 3, 57, 3, 30, 30, 12, 3, 141, 6, 30, 12, 30, 3, 69, 12, 69, 12, 12, 3, 165, 3, 12, 30, 73, 12, 57, 3, 30, 12, 57, 3, 216, 3, 12, 30
OFFSET
1,2
FORMULA
a(p^k) = A022568(k) for prime p.
KEYWORD
nonn
AUTHOR
Ilya Gutkovskiy, Nov 30 2020
STATUS
approved