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A159989
Catalan numbers read modulo 12.
0
1, 1, 2, 5, 2, 6, 0, 9, 2, 2, 8, 10, 4, 4, 0, 9, 6, 6, 0, 6, 0, 0, 0, 6, 0, 0, 8, 8, 8, 4, 4, 1, 6, 6, 0, 10, 4, 4, 8, 2, 8, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 6, 6, 0, 6, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 6, 8, 8, 8, 4, 4, 4, 0, 0, 0, 4, 4, 4, 8, 8, 8, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 4, 4, 8, 8, 8, 0, 0, 0, 8, 8, 8
OFFSET
0,3
FORMULA
a(n)= A000108(n) mod 12.
MATHEMATICA
Mod[ #, 12]&/@CatalanNumber[Range[0, 40]] (* Harvey P. Dale, May 12 2009 *)
CROSSREFS
Sequence in context: A240774 A198604 A198253 * A195702 A309714 A309431
KEYWORD
easy,nonn
AUTHOR
Philippe Deléham, Apr 28 2009
EXTENSIONS
More terms from Harvey P. Dale, May 12 2009
Further terms from N. J. A. Sloane, Mar 24 2014
STATUS
approved