22876

Appears in sequences

• Aliquot sequence starting at 276.at n=14A008892
• Even 10-gonal (or decagonal) numbers.at n=38A028994
• Numbers n such that sum of first n consecutive prime numbers is pandigital (includes all 10 digits exactly once).at n=2A049442
• a(1) = 1, a(n) = (n^n-n)/(n-1)^2 for n >= 2.at n=6A058128
• Mean of first six positive powers of n, i.e., (n + n^2 + n^3 + n^4 + n^5 + n^6)/6.at n=7A059721
• Expansion of e.g.f. exp( (1+2*x-sqrt(1-4*x))/4).at n=6A100622
• Number of partitions of n such that number of odd parts is greater than or equal to number of even parts.at n=39A130780
• Number of length-n Catalan-RGS (restricted growth strings) such that the RGS is a valid mixed-radix number in falling factorial basis.at n=11A206464
• Number of (w,x,y,z) with all terms in {1,...,n} and |w-x| = 2*|x-y| - |y-z|.at n=38A212578
• Number of n X 3 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 n X 3 array.at n=25A219768
• Numbers k such that the sum of the first k consecutive prime numbers is pandigital (includes all 10 digits at least once).at n=2A228468