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A256887 Squareful numbers that are not the sum of one or more consecutive squarefree numbers. 0
4, 9, 12, 20, 25, 50, 54, 56, 60, 68, 88, 96, 124, 125, 135, 148, 150, 152, 153, 156, 162, 164, 169, 175, 198, 207, 225, 236, 242, 248, 276, 279, 289, 292, 325, 344, 356, 375, 276, 412, 425, 436, 450, 488, 513, 516, 585, 628, 639, 688, 722, 728, 764, 801, 808, 847, 855, 916, 948 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Numbers n such that A242667(n) = 0.

LINKS

Table of n, a(n) for n=1..59.

CROSSREFS

Cf. A005117, A013929, A242667.

Sequence in context: A312867 A312868 A312869 * A119640 A186130 A051233

Adjacent sequences:  A256884 A256885 A256886 * A256888 A256889 A256890

KEYWORD

nonn,easy

AUTHOR

Juri-Stepan Gerasimov, Apr 20 2015

STATUS

approved

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Last modified July 23 11:44 EDT 2019. Contains 325254 sequences. (Running on oeis4.)