19154

Appears in sequences

• Least number k such that k! in binary representation contains a run of exactly n consecutive ones.at n=26A094009
• Sum of product of Fibonacci and triangular numbers.at n=12A117152
• Let p*q = A006881(n) be the n-th number that is the product of two distinct primes, with p = prime(i), q=prime(j); a(n) = p^j - q^i.at n=19A176885
• a(n) = 13*n^2 - 16*n + 5.at n=39A202141
• Number of (w,x,y) with all terms in {0,...,n} and |w-x|+|x-y|+|y-w| != w+x+y.at n=26A213485
• Sum of the fourth largest parts in the partitions of n into 8 parts.at n=42A308995
• Numbers that are the sum of five fourth powers in three or more ways.at n=26A344243
• Numbers that are the sum of five fourth powers in exactly three ways.at n=26A344244