66384

Appears in sequences

• 9th binomial transform of (1,0,1,0,1,...), A059841.at n=5A060531
• Duplicate of A060531.at n=5A081191
• Number of binary words of length n containing at least one subword 101 and no subword 11.at n=23A143281
• Number of permutations of [n] whose cycle lengths are nondecreasing when cycles are ordered by their minima and these minima are {1..k} (for some k <= n).at n=9A179973
• Number of 2 X 2 matrices with all elements in {0,1,...,n} and nonnegative determinant.at n=18A210290
• Number of set partitions C_t(n) of {1,2,...,t} into at most n parts, with an even number of elements in each part distinguished by marks; triangle C_t(n), t>=0, 0<=n<=t, read by rows.at n=40A261275