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A235533
Positive integers n that cannot be represented as the form of a+b+c or a+b-c where a, b, c are perfect square numbers not larger than n (including 0).
0
15, 55, 87, 95, 143, 255, 303, 447, 551, 735, 1007, 1295, 2103, 2407, 3495, 5447, 5727
OFFSET
1,1
COMMENTS
No other terms < 10^8. Sequence is probably finite. - Giovanni Resta, Jan 16 2014
CROSSREFS
Cf. A223731.
Sequence in context: A296324 A240814 A225509 * A039369 A119138 A043192
KEYWORD
nonn,more
AUTHOR
Iodizon Aleph, Jan 11 2014
STATUS
approved