30034

Appears in sequences

• Multiplicity of trivial character in V_n, where V = Sum V_n is the graded module for the Monster simple group.at n=42A014810
• Semiprime centered triangular numbers.at n=51A184481
• Semiprimes that are the sum of 10 consecutive primes.at n=35A185347
• Irregular triangular array T(n,k) of consecutive composites.at n=31A226085
• Number of partitions of n such that the multiplicity of the greatest part is a part.at n=40A240494
• Expansion of a(x^2) / f(-x) in powers of x where a() is a cubic AGM theta function and f() is a Ramanujan theta function.at n=28A261454
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 158", based on the 5-celled von Neumann neighborhood.at n=43A270335
• Composite numbers k such that phi(x) = psi(k)*phi(k) has no solution.at n=29A292714
• Lexicographically earliest sequence of distinct positive integers with no finite subset summing to a primorial number (A002110).at n=46A353980
• Numbers k such that A003415(k) >= A276086(k) and gcd(k, A003415(k)) = gcd(k, A276086(k)), where A003415 is the arithmetic derivative, and A276086 is the primorial base exp-function.at n=18A369959
• Numbers k such that (A276086(k)/s)^s < k^(s-1), where A276086 is the primorial base exp-function, and s = bigomega(k).at n=46A370127
• Sums of three primorials > 1.at n=35A370137