22582

Appears in sequences

• Number of partitions of n with parts occurring at most thrice and an even number of parts. Row sums of A098489.at n=49A098491
• Number of partitions of n with parts occurring at most thrice and an odd number of parts. Row sums of A098490.at n=49A098492
• Number of base 14 n-digit numbers with adjacent digits differing by three or less.at n=5A126482
• Integral quotients of partial sums of primes divided by the number of summations.at n=9A134125
• Partial sums of A006156.at n=23A177736
• G.f.: Sum_{n>=0} Product_{k=1..n} (q^k - 1) where q = (1-x^3)/(1-x).at n=7A207433
• Total sum of parts of multiplicity 10 in all partitions of n.at n=44A222738
• Numbers n such that (4 * 6^n + 1)/5 is prime.at n=23A248613
• Expansion of 1/(1 - Sum_{k>=1} x^k/(1 - x^(2*k))).at n=14A320650
• a is the limit of A321396.at n=20A321397
• a(n) = (n^3+5*n+3)/3 + 2*floor(n/2) + a(n-2), with a(0)=1 and a(1)=3.at n=26A336529
• Number of nonisomorphic unordered pairs of involutions on an n-set.at n=24A362649
• Triangle read by rows: T(n,k) is the number of closed forest meander systems with 2n crossings and k components.at n=30A380368