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Search: id:A076272
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A076272 Largest prime factor of A076271(n): A006530(A076271(n)). +0
5
1, 2, 2, 3, 3, 3, 5, 5, 5, 5, 7, 7, 7, 7, 7, 7, 11, 11, 11, 11, 11, 11, 13, 13, 13, 13, 13, 13, 17, 17, 17, 17, 17, 17, 19, 19, 19, 19, 19, 19, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 29, 29, 29, 29, 29, 29, 29, 29, 31, 31, 31, 31, 31, 31, 31, 31, 37, 37, 37, 37, 37, 37, 37, 37 (list; graph; listen)
OFFSET

1,2

COMMENT

a(n) = A076271(n+1) - A076271(n) for all n;

a(A076273(k)+j) = A008578(k) for k>0 and 0<=j<A075527(k-1).

CROSSREFS

Sequence in context: A131624 A063905 A130312 this_sequence A108035 A049747 A029093

Adjacent sequences: A076269 A076270 A076271 this_sequence A076273 A076274 A076275

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Oct 04 2002

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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