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A093429
Number of distinct prime factors of (p[1]*...*p[n])+(p[n+1]*...*p[2n]), where p[n] is the n-th prime.
+0
1
1, 1, 1, 1, 2, 2, 2, 3, 2, 3, 2, 2, 3, 2, 2, 4, 3, 2, 6, 3, 4, 4, 3, 1, 1, 3, 3, 3, 3, 2, 4, 3, 3, 3, 3, 5, 4, 2, 3, 3, 5, 3, 7, 4, 1, 4, 4
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.
AT&T Labs Research
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