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A267093
a(n) is the number of P-positions for n-modular Nim with 3 piles.
1
1, 8, 7, 28, 19, 67, 37, 100, 67, 142, 85
OFFSET
1,2
LINKS
Tanya Khovanova and Karan Sarkar, P-positions in Modular Extensions to Nim, arXiv:1508.07054 [math.CO], 2015.
FORMULA
a(2n+1) = A130665(2n+1).
EXAMPLE
P-positions of 2-modular Nim with 3 piles: (0,0,0), (1,1,1) and permutations of (0,1,2). Thus a(2) = 8.
CROSSREFS
Sequence in context: A282471 A309877 A303311 * A090099 A365486 A138809
KEYWORD
nonn,more
AUTHOR
Tanya Khovanova and Karan Sarkar, Jan 10 2016
STATUS
approved