103391

Properties

Appears in sequences

• Multiplicity of highest weight (or singular) vectors associated with character chi_58 of Monster module.at n=42A034446
• a(n) = 1 - (7/6)*n + (2/3)*n^3 + (1/2)*n^4.at n=21A046998
• Prime numbers p such that 2*p+1, p*(p + 1) - 1 and p*(p + 1) + 1 are also primes.at n=26A136015
• Lesser member p of a twin prime pair (p, p + 2) such that 2p + 3(p + 2) is a perfect square.at n=10A174370
• The smaller member p of a twin prime pair such that 5*p+6 is a square of a prime number.at n=5A174454
• Half the number of 0..4 arrays of length n+2 with second differences nonzero.at n=5A212778
• T(n,k)=Half the number of 0..k arrays of length n+2 with second differences nonzero.at n=41A212782
• Half the number of 0..n arrays of length 8 with second differences nonzero.at n=3A212787
• Prime p such that p and p+2 are twin primes and p^2+p-1 p^2+p+1 are also twin primes.at n=23A228968
• Primes p such that 16*p^2 + 10*p + 1 divides 2^p - 1.at n=35A231916
• Primes p such that exactly five numbers among all circular permutations of the digits of p are prime.at n=10A344629
• Number of unlabeled loop-graphs covering n vertices such that it is possible to choose a different vertex from each edge (choosable).at n=13A369200
• Prime numbersat n=9881