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A103355 a(n) = n - floor( sqrt(prime(n) ). 0
0, 1, 1, 2, 2, 3, 3, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10, 11, 11, 12, 13, 14, 14, 15, 16, 16, 17, 18, 19, 20, 20, 21, 22, 23, 23, 24, 25, 26, 27, 27, 28, 29, 30, 31, 31, 32, 33, 34, 34, 35, 36, 37, 38, 39, 39, 40, 41, 42, 43, 44, 45, 45, 46, 47, 48, 49, 49, 50, 51, 52, 53, 54, 54, 55 (list; graph; refs; listen; history; internal format)
OFFSET

1,4

CROSSREFS

Sequence in context: A195119 A077467 A005378 * A029092 A168581 A024699

Adjacent sequences:  A103352 A103353 A103354 * A103356 A103357 A103358

KEYWORD

easy,nonn

AUTHOR

Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Mar 20 2005

EXTENSIONS

Corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), May 18 2005

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Last modified February 16 03:44 EST 2012. Contains 205860 sequences.