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A104436 Number of ways to split 1, 2, 3, ..., 3n into 3 arithmetic progressions each with n terms. 2
1, 15, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A272682 A111122 A296009 * A070601 A332843 A196187
KEYWORD
nonn
AUTHOR
Jonas Wallgren, Mar 17 2005
STATUS
approved

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Last modified March 28 21:57 EDT 2024. Contains 371254 sequences. (Running on oeis4.)