140998

Appears in sequences

• Even elements to right of central elements in 4-Pascal triangle A028275.at n=45A028286
• Even numbers to the right of the central numbers of the (1,2)-Pascal triangle A029635.at n=51A029643
• a(0) = 1; for n > 0, a(n) = binomial(n, floor(n/2)) + binomial(n-1, floor(n/2)).at n=19A050168
• a(n) = C(n)*(3n+2) where C(n) = Catalan numbers = A000108.at n=9A051960
• Partial sums of A050484.at n=10A052255
• 1/256 of tenth unsigned column of triangle A053120 (T-Chebyshev, rising powers, zeros omitted).at n=10A054333
• Ninth column (m=8) of (1,6)-Pascal triangle A096956.at n=10A097299
• Number of multisets of nonempty words with a total of n letters over binary alphabet such that all letters occur at least once in the multiset.at n=12A261043
• Products of 5 distinct primes that are sandwiched between sphenic numbers.at n=22A376929