References to A118663

Index of the least prime dividing the n-th composite number: A000720(A020639(A002808(n))).
1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 3, 1, 2, 1, 1, 1, 2, 1, 3, 1, 1, 2, 1, 1, 1, 2, 1, 1, 4, 1


5 seqfan posts

Tue Apr 3 20:35:43 CEST 2012    [seqfan] Re: Q: A118663 prime(n) smallest prime factor of composite
Tue Apr 3 20:18:40 CEST 2012    [seqfan] Re: Q: A118663 prime(n) smallest prime factor of composite
Tue Apr 3 20:18:40 CEST 2012    [seqfan] Re: Q: A118663 prime(n) smallest prime factor of composite
Tue Apr 3 20:07:46 CEST 2012    [seqfan] Re: Q: A118663 prime(n) smallest prime factor of composite
Tue Apr 3 19:55:06 CEST 2012    [seqfan] Q: A118663 prime(n) smallest prime factor of composite

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