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A055718
Erroneous version of A056171.
1
0, 1, 1, 1, 2, 1, 2, 2, 2, 1, 2, 2, 3, 2, 2, 2, 3, 3, 4, 4, 4, 3, 4, 4, 4, 3, 3, 3, 4, 4, 5, 5, 5, 4, 4, 4, 5, 4, 4, 4, 5, 5, 6, 6, 6, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 6, 7, 7, 8, 7, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 10, 9, 9, 9, 9, 9, 10, 10, 10, 9, 10, 10, 10, 9, 9, 9, 10, 10, 10, 10, 10, 9, 9, 9, 10, 10
OFFSET
1,5
COMMENTS
The old definition was "Number of distinct prime factors of EulerPhi(n!) minus number of primes dividing n!". This comes nowhere nearing producing the given terms, which apart from a(3) are the same as those of A056171.
CROSSREFS
Sequence in context: A297771 A164995 A294108 * A007302 A362028 A303401
KEYWORD
dead
STATUS
approved