56485

Appears in sequences

• Partial sums of A050404.at n=9A052226
• a(n) = A064835(n)/2.at n=26A064836
• Higher dimensional figurate numbers based on 12-gonal numbers A051624.at n=7A093646
• D'Agapeyeff cipher.at n=27A135209
• Number of nondecreasing -n..n vectors of length 4 whose dot product with some nondecreasing -n..n vector equals 4.at n=15A226412
• a(n) = Sum_{k=0..n} 2^(n-k)*p(k), where p(k) is the partition function A000041.at n=14A259401
• Triangle read by rows: T(n,k) (for 0 <= k <= floor(n/2)) is the number of permutations of length n that have k descents and avoid the patterns 321 and 2341.at n=59A304429
• Indices k of highly composite numbers with records of low values of the ratio between consecutive terms, A002182(k+1)/A002182(k).at n=20A309745