19944

Appears in sequences

• Numbers that are the sum of 9 nonzero 8th powers.at n=28A003387
• a(1) = 1, a(n+1) is the sum of a(n) and floor( arithmetic mean of a(1) ... a(n) ).at n=41A065094
• McKay-Thompson series of class 12B for the Monster group.at n=41A112148
• Numbers k for which (7+k!)/7 is prime.at n=18A139065
• Number of ways to partition 1 into distinct reduced fractions i/j with j <= n.at n=25A154888
• McKay-Thompson series of class 12B for the Monster group with a(0) = 5.at n=41A187146
• McKay-Thompson series of class 12B for the Monster group with a(0) = -4.at n=41A187147
• McKay-Thompson series of class 12B for the Monster group with a(0) = -3.at n=41A187148
• (A192533)/2.at n=32A192534
• Number of -1..1 arrays x(0..n-1) of n elements with zero sum and no two neighbors equal.at n=15A199697
• Record (maximal) gaps between prime triples (p, p+4, p+6).at n=35A201596
• Expansion of (phi(-q^3)^2 / (phi(-q) * phi(-q^9)))^2 in powers of q where phi() is a Ramanujan theta function.at n=20A227587
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 846", based on the 5-celled von Neumann neighborhood.at n=39A273689
• Number of partitions of [n] whose blocks can be ordered such that the i-th block (except possibly the last) has at least i elements and no block j > i has an element smaller than the i-th smallest element of block i.at n=11A362549
• E.g.f. satisfies A(x) = 1 - x*A(x)^2*log(1 - x*A(x)^2).at n=6A371229