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A273695 Number of 8-ary heaps on n elements. 3
1, 1, 1, 2, 6, 24, 120, 720, 5040, 40320, 181440, 1209600, 9979200, 95800320, 1037836800, 12454041600, 163459296000, 2324754432000, 19760412672000, 237124952064000, 3379030566912000, 54064489070592000, 946128558735360000, 17841281393295360000 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,4
LINKS
Wikipedia, D-ary heap
CROSSREFS
Column k=8 of A273693.
Sequence in context: A212310 A276842 A364428 * A177279 A173848 A154656
KEYWORD
nonn
AUTHOR
Alois P. Heinz, May 28 2016
STATUS
approved

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)