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A062830 n + 1 - phi(n). 0
1, 2, 2, 3, 2, 5, 2, 5, 4, 7, 2, 9, 2, 9, 8, 9, 2, 13, 2, 13, 10, 13, 2, 17, 6, 15, 10, 17, 2, 23, 2, 17, 14, 19, 12, 25, 2, 21, 16, 25, 2, 31, 2, 25, 22, 25, 2, 33, 8, 31, 20, 29, 2, 37, 16, 33, 22, 31, 2, 45, 2, 33, 28, 33, 18, 47, 2, 37, 26, 47, 2 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

PROG

(PARI) j=[]; for(n=1, 200, j=concat(j, eulerphi(n)-n-1)); j

CROSSREFS

Sequence in context: A173754 A180125 A007012 * A164941 A115119 A066656

Adjacent sequences:  A062827 A062828 A062829 * A062831 A062832 A062833

KEYWORD

easy,nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Jul 20 2001

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Last modified February 15 07:42 EST 2012. Contains 205717 sequences.