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A024506
a(n) = [ C(2n,n)/2^(n+3) ].
0
0, 0, 0, 0, 0, 0, 1, 3, 6, 11, 22, 43, 82, 158, 306, 591, 1146, 2225, 4327, 8426, 16432, 32082, 62707, 122687, 240263, 470916, 923720, 1813228, 3561699, 7000581, 13767809
OFFSET
0,8
MATHEMATICA
Table[Floor[Binomial[2 n, n]/2^(n + 3)], {n, 0, 40}] (* Wesley Ivan Hurt, Apr 21 2024 *)
CROSSREFS
Sequence in context: A103322 A284474 A117075 * A068033 A293337 A293364
KEYWORD
nonn
STATUS
approved