0,3
The number of distinct prime divisors of 83 is 1 (prime).
The number of distinct prime divisors of 883 is 1 (prime).
The number of distinct prime divisors of 8883 is 3.
Cf. A104660, A104518, A104660.
Sequence in context: A046804 A056529 A087282 this_sequence A088429 A111951 A107033
Adjacent sequences: A105970 A105971 A105972 this_sequence A105974 A105975 A105976
nonn
Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Apr 28 2005
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