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A205030 The number s(j)=j*(j+1) such that n divides s(k)-s(j)>0, where k is the least positive integer for which such a j exists. 2
2, 2, 6, 2, 2, 6, 6, 12, 2, 2, 20, 6, 30, 6, 12, 56, 56, 2, 72, 2, 30, 20, 110, 6, 6, 30, 2, 2, 182, 12, 210, 240, 6, 56, 2, 6, 306, 72, 12, 2, 380, 30, 420, 12, 20, 110, 506, 42, 12, 6, 30, 20, 650, 2, 72, 20, 42, 182, 812, 12 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
For a guide to related sequences, see A204892.
LINKS
MATHEMATICA
(See the program at A205018.)
CROSSREFS
Sequence in context: A296091 A352892 A126889 * A278250 A357441 A134339
KEYWORD
nonn
AUTHOR
Clark Kimberling, Jan 22 2012
STATUS
approved

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Last modified April 14 03:22 EDT 2024. Contains 371652 sequences. (Running on oeis4.)