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A182544
Triangle read by rows: row n (n>=1) enumerates marked mesh patterns of type R_n^(1,0,2,0).
2
1, 2, 6, 22, 2, 90, 26, 4, 394, 232, 82, 12, 1806, 1776, 1062, 348, 48, 8558, 12546, 11118, 6022, 1836, 240
OFFSET
1,2
LINKS
Sergey Kitaev and Jeffrey Remmel, Simple marked mesh patterns, arXiv preprint arXiv:1201.1323, 2012
EXAMPLE
Triangle begins:
1
2
6
22 2
90 26 4
394 232 82 12
1806 1776 1062 348 48
8558 12546 11118 6022 1836 240
...
CROSSREFS
KEYWORD
nonn,tabf,more
AUTHOR
N. J. A. Sloane, May 04 2012
STATUS
approved