29909

Appears in sequences

• Multiplicity of highest weight (or singular) vectors associated with character chi_70 of Monster module.at n=47A034458
• Indices of zeros in A079777.at n=13A073853
• Left border of triangle A137629.at n=34A137631
• Numbers k such that 8k+1, 12k+1 and 24k+1 are primes and the last two are also of the form x^2 + 27y^2, so the tetrahedral number T(24k+1) is a Fermat pseudoprime to base 2.at n=21A321867
• a(n) = (1/4) * Sum_{k=0..n} (k+2) * 2^(n-k) * binomial(2*k+2,2*n-2*k+1).at n=8A391835