52491

Appears in sequences

• McKay-Thompson series of class 14c for Monster.at n=18A058507
• Number of n X 2 0,1 arrays indicating 2 X 2 subblocks of some larger (n+1) X 3 binary array having a sum of three or less, with rows and columns of the latter in lexicographically nondecreasing order.at n=32A227265
• a(n) = ceiling(sqrt(2*a(n-1)*a(n-2))), a(1) = a(2) = 1.at n=45A318053
• a(n) is the smallest number that is the sum of n positive 6th powers in two ways.at n=9A343079