90609

Appears in sequences

• Palindromes that start with 9.at n=28A043044
• Least nonnegative number whose n-th arithmetic derivative (A003415) is zero and lower derivatives are nonzero.at n=18A189760
• Number of arrays of n integers in -4..4 with sum zero and equal numbers of elements greater than zero and less than zero.at n=6A201807
• T(n,k)=Number of arrays of n integers in -k..k with sum zero and equal numbers of elements greater than zero and less than zero.at n=51A201811
• Number of arrays of 7 integers in -n..n with sum zero and equal numbers of elements greater than zero and less than zero.at n=3A201815
• Palindromic composite numbers starting with a digit 9.at n=26A222729
• Number of partitions of n having standard deviation σ > 2.at n=45A238661
• Positions of records in A327966.at n=18A327967