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A287589
Number of set partitions of [n] such that all absolute differences between least elements of consecutive blocks and between consecutive elements within the blocks are not larger than ten.
2
1, 1, 2, 5, 15, 52, 203, 877, 4140, 21147, 115975, 678570, 4097621, 25396897, 160757829, 1034542443, 6742599834, 44362398136, 293897938033, 1956688777638, 13073261821160, 87577473173716, 587947614677023, 3953463212747522, 26614587904889651, 179316842821307806
OFFSET
0,3
LINKS
FORMULA
a(n) = A000110(n) for n <= 11.
CROSSREFS
Column k=10 of A287417.
Cf. A000110.
Sequence in context: A366776 A192866 A229227 * A287282 A287260 A287672
KEYWORD
nonn
AUTHOR
Alois P. Heinz, May 26 2017
STATUS
approved