52230

Appears in sequences

• a(n) = n*(2*n^2 - 2*n + 1).at n=30A059722
• a(n) = 60*n^2 + 180*n + 150.at n=27A069477
• Third differences of fifth powers (A000584).at n=30A101096
• Invariants for a hidden action of S_(n+1) on Cayley trees with n vertices.at n=19A115868
• Number of -1..1 arrays x(0..n+2) of n+3 elements with zero sum and nonzero second and third differences.at n=12A200197
• Numbers x such that sigma(x) = sigma(y), with x<>y, where y is the 10's complement mod 10 of the digits of x.at n=22A300447