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A144906 a(0) = 1; thereafter a(n) = A144422(n)/n. 1
1, 3, 31, 1684, 271776, 97484904, 65617109160, 74248657560720, 130752443907524880, 338450307621257099520, 1232284889962378714855680, 6094200542431309662145478400, 39788645361978802435089535468800, 334957784448996146804912925763507200 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
CROSSREFS
Sequence in context: A136584 A194937 A141153 * A081789 A066976 A172645
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)