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A227560
Number of partitions of n into distinct parts with boundary size 3.
3
1, 2, 2, 4, 6, 7, 10, 11, 13, 18, 20, 21, 27, 29, 32, 37, 42, 45, 49, 54, 58, 65, 70, 72, 82, 87, 90, 98, 103, 111, 119, 124, 130, 139, 147, 151, 163, 169, 174, 187, 196, 203, 211, 219, 229, 240, 250, 256, 268, 279, 288, 300, 311, 318, 333, 342, 350, 368, 376
OFFSET
7,2
COMMENTS
The boundary size is the number of parts having fewer than two neighbors.
LINKS
CROSSREFS
Column k=3 of A227345, A227551.
Sequence in context: A053045 A152424 A145804 * A046639 A178702 A377467
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jul 16 2013
STATUS
approved