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A227561
Number of partitions of n into distinct parts with boundary size 4.
3
1, 1, 3, 4, 6, 9, 14, 16, 22, 28, 35, 42, 53, 62, 73, 86, 98, 114, 134, 148, 168, 192, 212, 235, 264, 289, 320, 355, 385, 419, 461, 495, 538, 586, 626, 674, 734, 779, 835, 898, 951, 1013, 1087, 1147, 1219, 1300, 1367, 1447, 1542, 1614, 1701, 1801, 1887, 1982
OFFSET
12,3
COMMENTS
The boundary size is the number of parts having fewer than two neighbors.
LINKS
CROSSREFS
Column k=4 of A227345, A227551.
Sequence in context: A090867 A152950 A005626 * A352095 A030712 A025000
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jul 16 2013
STATUS
approved