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A081166 Number of distinct primes dividing A060114(n). 3
0, 0, 1, 2, 2, 3, 3, 3, 4, 5, 6, 12, 16, 20, 31, 50, 70, 106, 143 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

CROSSREFS

a(n) = A001221(A060114(n)). Cf. A081165.

Sequence in context: A029112 A029094 A003105 * A173910 A036846 A058740

Adjacent sequences:  A081163 A081164 A081165 * A081167 A081168 A081169

KEYWORD

nonn

AUTHOR

Antti Karttunen (my_firstname.my_surname(AT)iki.fi) & Wouter Meeussen (wouter.meeussen(AT)pandora.be) Mar 10 2003

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Last modified February 17 22:48 EST 2012. Contains 206085 sequences.