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A089884
a(n) = Max(Min(k: m+prime(n)*k is prime): 1<=m<prime(n)).
0
1, 2, 3, 4, 6, 7, 6, 10, 10, 10, 18, 11, 14, 10, 20, 12, 12, 24, 15, 18, 24, 16, 20, 22, 15, 21, 19, 22, 21, 19, 29, 23, 28, 34, 23, 29, 22, 27, 23, 27, 30, 26, 25, 36, 28, 24, 30, 21, 28, 40, 25, 40, 24, 27, 24, 34, 29, 27, 28, 29, 46, 29, 38, 34, 37, 38, 31, 51, 39, 46, 37
OFFSET
1,2
EXAMPLE
n=4, prime(4)=7, a(4)=4 as: 1->8->15->22->29, 2->9->16->23,
3->10->17, 4->11, 5->12->19, 6->13.
CROSSREFS
Sequence in context: A072659 A072766 A071652 * A172312 A086163 A175059
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jan 10 2004
STATUS
approved