login
A287282
Number of set partitions of [n] such that for each block all absolute differences between consecutive elements are <= ten.
3
1, 1, 2, 5, 15, 52, 203, 877, 4140, 21147, 115975, 678570, 4097622, 25397924, 160822256, 1036104634, 6767698121, 44684050607, 297472309232, 1992684291665, 13410441683599, 90565259407669, 613287083857871, 4161823459675655, 28288495888520998, 192520455386904133
OFFSET
0,3
LINKS
Pierpaolo Natalini, Paolo Emilio Ricci, New Bell-Sheffer Polynomial Sets, Axioms 2018, 7(4), 71.
FORMULA
a(n) = A287214(n,10).
a(n) = A000110(n) for n <= 11.
CROSSREFS
Column k=10 of A287214.
Cf. A000110.
Sequence in context: A192866 A229227 A287589 * A287260 A287672 A203641
KEYWORD
nonn
AUTHOR
Alois P. Heinz, May 22 2017
STATUS
approved