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A294057
Number of set partitions of [n] such that the maximal absolute difference between consecutive elements within a block equals eight.
2
877, 9831, 84026, 645307, 4673602, 32556486, 220262805, 1455625827, 9440565264, 60325621897, 380858965018, 2380570287207, 14755381094276, 90809920042072, 555505015465351, 3380585458615769, 20481290849184365, 123607231008549590, 743480537600356891, 4458809280258460139
OFFSET
9,1
LINKS
FORMULA
a(n) = A287280(n) - A287279(n).
CROSSREFS
Column k=8 of A287213.
Sequence in context: A320558 A270771 A154090 * A255947 A048791 A273657
KEYWORD
nonn,easy
AUTHOR
Alois P. Heinz, Oct 22 2017
STATUS
approved