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A025554
a(n) = (Sum_{i=0..n-1} (-1)^i/b(i)) * LCM{b(i): i=0..n-1}, where b(i) = C(i,floor(i/2)).
0
1, 0, 1, 1, 2, 7, 17, 107, 113, 329, 334, 3644, 3659, 47462, 95029, 94973, 95001, 1614765, 1614891, 30681669, 30682299, 30681969, 30682134, 705687102, 705688092, 3528437886, 3528439173, 10585315517, 10585316518, 306974164007, 613948343029
OFFSET
1,5
CROSSREFS
Sequence in context: A225806 A283754 A122382 * A285810 A028888 A082627
KEYWORD
nonn
EXTENSIONS
Title corrected by Sean A. Irvine, Sep 05 2019
STATUS
approved