31671

Appears in sequences

• Multiplicity of highest weight (or singular) vectors associated with character chi_10 of Monster module.at n=44A034398
• Number of partitions of n into parts not of the form 21k, 21k+9 or 21k-9. Also number of partitions with at most 8 parts of size 1 and differences between parts at distance 9 are greater than 1.at n=40A035987
• T(n,k)=S(2n+2,n-1,k-1), 0<=k<=n, n >= 0, array S as in A050157.at n=41A050162
• Numbers n such that n | 5^n + 4^n + 3^n.at n=30A057236
• Numbers n such that n*359# +-1 are twin primes, where 359# = 72nd primorial (A002110(72)).at n=29A087907
• G.f. satisfies: A(x) = P(x*A(x)^2) where A(x/P(x)^2) = P(x) is the g.f. for Partition numbers (A000041).at n=7A171802
• 1/4 the number of n X n 0..3 symmetric matrices with every element equal to zero, one or three horizontal and vertical neighbors.at n=3A211082
• Number of partitions p of n such that (number of parts of p) - min(p) is a part of p.at n=49A238547
• Number of compositions of n with difference -1 between the number of odd parts and the number of even parts, both counted without multiplicity.at n=17A242840
• Numbers m such that both m^2-1 and m^2 are refactorable numbers (A033950) and that m^2 has more divisors than m^2-1.at n=16A342970
• Numbers k that divide the k-th term of Narayana's cows sequence.at n=9A372900