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A122106
Numbers of the form (1+2n^2+3n^3)/(2n-1).
0
-1, 0, 3, 6, 11, 20, 62, 111
OFFSET
1,3
COMMENTS
Corresponding n's are 0, -1, -2, 1, 2, 3, -7, 8.
CROSSREFS
Sequence in context: A052467 A006127 A372541 * A007707 A298798 A336979
KEYWORD
fini,full,sign
AUTHOR
Zak Seidov, Oct 17 2006
STATUS
approved