login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A083265
Duplicate of A067391.
0
1, 1, 2, 3, 12, 20, 60, 210, 840, 504, 2520, 27720, 27720, 51480, 360360, 180180
OFFSET
1,3
CROSSREFS
Sequence in context: A307035 A319404 A126292 * A067391 A096361 A105045
KEYWORD
dead
STATUS
approved