22740

Appears in sequences

• Multiplicity of highest weight (or singular) vectors associated with character chi_188 of Monster module.at n=39A034576
• Number of basis partitions of n+64 with Durfee square size 8.at n=26A069251
• Numbers k such that 3*10^k + 6*R_k + 1 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=11A102975
• a(n) is a non-palindromic composite located between twin primes whose reverse, which is less than it, is also located between twin primes.at n=15A103741
• Numbers k for which (7+k!)/7 is prime.at n=20A139065
• Self-convolution of A180711.at n=36A180712
• Expansion of 2-sqrt(1-4*x-4*x^2-4*x^3).at n=9A191501
• Sum of the divisors of n^3+1.at n=28A234645
• Number of partitions p of n such that max(p) - 3*min(p) is a part of p.at n=44A238627
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 549", based on the 5-celled von Neumann neighborhood.at n=27A272844
• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 521", based on the 5-celled von Neumann neighborhood.at n=14A282829
• Midpoints k of a pair of twin primes such that sigma(k) is also the midpoint of a pair of twin primes.at n=34A349981
• Numbers k sandwiched between twin primes, such that k times the reverse of k is also sandwiched between twin primes.at n=22A357076