26657

Appears in sequences

• Multiplicity of highest weight (or singular) vectors associated with character chi_139 of Monster module.at n=40A034527
• Numbers n such that sigma(phi(n))/sigma(n) = 3.at n=10A067383
• Numbers k such that the k-th triangular number contains only digits {1,3,5}.at n=14A119114
• a(n) = 34*n^2 + 1.at n=28A158586
• Number of (n+3) X 10 0..2 matrices with each 4 X 4 subblock idempotent.at n=10A224727
• Sum of the fifth largest parts of the partitions of n into 9 parts.at n=45A326469
• Number of compositions (ordered partitions) of n into an odd number of primes.at n=31A339409
• Numbers b > 1 such that the smallest four primes, i.e., 2, 3, 5 and 7 are base-b Wieferich primes.at n=30A339533