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A013933 Sum of first a(n) non-square-frees is non-square-free. +0
4
1, 2, 5, 9, 15, 16, 17, 24, 25, 26, 27, 29, 31, 32, 33, 35, 37, 40, 41, 43, 44, 45, 49, 50, 51, 58, 59, 61, 64, 66, 69, 72, 76, 77, 79, 80, 81, 82, 83, 84, 85, 88, 89, 93, 94, 95, 99, 101, 102, 103, 104, 108, 109, 110, 111, 116, 117, 118, 120, 133, 134, 137, 142, 146, 147, 149 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Cf. A013929, A013934, A013935.

Sequence in context: A048071 A051892 A006599 this_sequence A033096 A022941 A007982

Adjacent sequences: A013930 A013931 A013932 this_sequence A013934 A013935 A013936

KEYWORD

nonn

AUTHOR

Henri Lifchitz (100637.64(AT)CompuServe.COM)

EXTENSIONS

More terms from David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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